Chapter Summaries

Key Plot Points and Events

• Lou Jinghui begins data analysis under Song He's guidance.
• He initially struggles but soon finds his rhythm and speeds up significantly.
• Lou Jinghui becomes engrossed in his work, neglecting food and sleep for over 36 hours.
• He exhibits signs of exhaustion and irritability but continues to work, fueled by inspiration.
• Song He and the team decide to let Lou Jinghui continue, appointing a caretaker to feed him.

Character Developments

• Lou Jinghui: Initially struggles with data analysis but finds his stride and becomes engrossed in his work. Exhibits signs of exhaustion and irritability but is driven by inspiration. His dedication and passion for his work are highlighted.
• Song He: Shows concern for Lou Jinghui's well-being but allows him to continue working, balancing the potential benefits of Lou Jinghui's inspired state against the risks of exhaustion.

Significant Themes

• Dedication and passion in scientific research
• The fine line between inspiration and obsession
• The potential consequences of neglecting self-care in pursuit of a goal

Character Interactions

• Lou Jinghui and Song He: Song He guides Lou Jinghui in data analysis, later showing concern for his well-being but allowing him to continue working.
• Lou Jinghui and the White Coats: The team members are amazed by Lou Jinghui's dedication and passion, watching him work non-stop. They appoint a caretaker to feed him, showing support and understanding.

Key Plot Points and Events

• Zhao Yiyi introduces the Dream Control Helmet, a device that can control and enhance dreams.
• The helmet has three main functions: hypnosis, dream training, and dream networking.
  • Hypnosis helps users fall asleep quickly and increases the likelihood of lucid dreams.
  • Dream training allows users to set and improve dream environments and details.
  • Dream networking enables users to connect their dreams to the internet for communication and interaction.
• A short film demonstrates the networking function, showing a boy hunting dinosaurs in his dream and receiving help from other dreamers via the network.

Character Developments

• Zhao Yiyi, the presenter, showcases her confidence and enthusiasm in presenting the Dream Control Helmet.
• The audience members are initially skeptical but become increasingly excited and eager to try the product as Zhao Yiyi reveals its capabilities.

Significant Themes

• The potential of technology to enhance and control human experiences, particularly dreams.
• The blurring of boundaries between reality and virtual experiences.
• The power of connection and collaboration, even in dream states.

Character Interactions

• Zhao Yiyi engages the audience through her presentation, building anticipation and excitement for the Dream Control Helmet.
• The dreamers in the short film interact and collaborate to overcome a shared challenge, demonstrating the networking function's potential for collective dream experiences.

Key Plot Points and Events

• Eileen recovers in Room 606, traumatized and numb.
• A distant explosion occurs, revealed to be the pool where three suicide bombers were detonated.
• Armed enemies engage in a fierce gunfight with local police on the first floor.
• A sniper targets the room, but the bullet-proof glass holds.
• Two window-cleaning spider-men, equipped with guns and explosives, are killed and fall outside the window.
• Norwegian military arrives, and a coordinated attack is planned to eliminate enemies in the building.
• On the fourth floor, Team Leader Liu and his team secure the elevator shaft, using drones and mechanical dogs to clear enemies.
• On the stairwell, gunners face a drone attack, leading to chaotic retreat and room-by-room combat.

Character Developments

• Eileen is traumatized and requires constant comfort and assistance.
• Xiang Xiaotong, the leader, remains calm under pressure, ensuring the safety of Eileen and the others.
• The two Fields Medal winners are terrified and seek refuge in the toilet, contacting their families.

Significant Themes

• Survival and resilience in the face of extreme danger.
• The use of technology (drones, mechanical dogs) in combat.
• The importance of coordination and teamwork in a crisis situation.

Character Interactions

• Xiang Xiaotong comforts and supports Eileen throughout the chapter.
• The bodyguards work together to secure the room and provide updates on the situation.
• The two Fields Medal winners interact minimally, mainly expressing fear and seeking refuge together.
• Team Leader Liu and his team coordinate their actions to clear enemies from the elevator shaft and stairwell.

Key Plot Points and Events

• Drones return safely after a long flight through a sandstorm, surprising everyone.
• Results of the drone test are announced: Fourth Team scores 48 points, securing second place.
• An unknown yellow off-road vehicle is spotted in a drone photo, outside the test field.
• Black Glasses and the Fourth Team investigate the unknown vehicle, deviating from the return route.

Character Developments

• Song He and Xie Yuanxun work well together, showing camaraderie and quick decision-making.
• Black Glasses demonstrates seriousness and swift action when faced with an anomaly.

Significant Themes

• Teamwork and camaraderie: Song He and Xie Yuanxun support each other and quickly respond to unexpected situations.
• Trust and loyalty: Black Glasses' immediate action to investigate the unknown vehicle shows his commitment to his role and responsibility.

Character Interactions

• Song He and Xie Yuanxun: They communicate effectively, share information, and make decisions together, showing a strong working relationship.
• Black Glasses and the Fourth Team: Black Glasses takes the lead in investigating the unknown vehicle, with the Fourth Team following and supporting him.

Key Plot Points and Events

• The chapter is a year-end summary and has no formal plot.
• The author reflects on their writing process and challenges.
• They discuss the rise of AI writing and its potential impact on the novel industry.

Character Developments

• The author's self-reflection and determination to improve their writing skills.
• The author's acknowledgment of the challenges posed by AI writing.

Significant Themes

• The struggle and perseverance in creative work.
• The impact of technology on the arts and industry.
• The importance of self-improvement and adaptation.

Character Interactions

• The author interacts with their readers through their writing, expressing their thoughts, challenges, and hopes.
• The author engages with AI writing, acknowledging its potential and threat.

Detailed Summary

• The author begins by wishing their readers a prosperous and happy New Year, reflecting on the passage of time.
• They discuss the challenges they faced while writing the book, including their slow writing speed, frequent interruptions, and the difficulty of maintaining quality over a long story.
• The author attributes their struggles to their limited abilities, lack of accumulation, and the unique challenges of writing a super-long story.
• They share their experiences with a game, Black Monkey, and draw parallels between their gaming struggles and their writing process, emphasizing the importance of perseverance and a fighting spirit.
• The author looks back on the year, describing it as "painful but happy," and expresses their readiness to face the challenges of the next year.
• They discuss the future of their novel, Academic Overlord, including the challenges of writing about unfamiliar environments and the potential impact of AI writing on the industry.
• The author expresses their hope to continue writing for at least ten more years despite the rise of AI writing.
• They conclude by wishing their readers a happy New Year and all the best.

Key Plot Points and Events

• Xie Yuanxun announces the space flight details and leads passengers to a dressing room filled with Spacesuits.
• Passengers eagerly select and put on their Spacesuits, assisted by attendants.
• Xie Yuanxun demonstrates the features and customization options of the Spacesuits.

Character Developments

• Xie Yuanxun is shown to be enthusiastic, knowledgeable, and patient in explaining the Spacesuits to passengers and the camera.

Significant Themes

• Luxury and exclusivity: Customized Spacesuits are compared to luxury sports cars, highlighting the high-end market for space travel.
• Safety and technology: The Spacesuits are equipped with advanced monitoring and life-saving features.

Character Interactions

• Xie Yuanxun interacts with the excited passengers, answering their questions, and helping them with their Spacesuits.
• Attendants assist passengers in putting on their Spacesuits.

Key Plot Points and Events

• Song He receives gifts from his friends and seniors, including books, fruits, and mistake notebooks.
• Yuan Guang visits to check the feng shui of the dormitory and leaves a talisman to ward off evil spirits.
• Chu Long, Leng Xiangwen, and Zhuang Qiyan visit with gifts and a challenge to spar on Mathematics problems.

Character Developments

• Song He shows his humility and generosity in receiving gifts and offering tea to his guests.
• Zhao Yiyi displays her straightforward and playful nature, while Zhang Zhilei shows her cautious and observant side.
• Chu Long demonstrates his thoughtfulness and consideration for others by giving away his notes and showing familiarity with Ning Mo.
• Yuan Guang exhibits his eccentricity and belief in the supernatural.

Significant Themes

• Friendship and camaraderie among students, shown through gift-giving and mutual support.
• Competition and rivalry in academics, as seen in the challenge between Song He, Chu Long, and Leng Xiangwen.
• Superstition and belief in the supernatural, represented by Yuan Guang's feng shui check and talisman.

Character Interactions

• Song He interacts warmly with his visitors, offering tea and engaging in conversation.
• Zhao Yiyi and Zhang Zhilei are initially awkward in the boys' dormitory but soon feel at ease.
• Chu Long, Leng Xiangwen, and Zhuang Qiyan show respect and deference to Song He, highlighting his status among his peers.
• Yuan Guang's visit adds an element of humor and eccentricity to the scene.

Key Plot Points and Events

• Yuan Tiangang and Yang Yu confess to building a small rocket, using custom-made and recycled parts, and buying software programs online.
• They caused an accident, blowing a hole in the newly built Dormitory Building.
• Principals Song He and Xiang Xiaotong, instead of punishing them, award them a scholarship of 100,000 yuan each, deducting 40,000 yuan for the accident, leaving them with 60,000 yuan each.

Character Developments

• Yuan Tiangang and Yang Yu demonstrate curiosity, high efficiency, and courage in self-study, showing potential as young geniuses.
• Song He and Xiang Xiaotong reveal their appreciation for the students' initiative and interest in aerospace, valuing their potential more than the accident's consequences.

Significant Themes

• The importance of interest and curiosity in driving academic achievement.
• The value of mentorship and the passing down of knowledge from old geniuses to young ones.
• The potential for failure and accidents to lead to growth and success.

Character Interactions

• Yuan Tiangang and Yang Yu interact with Song He and Xiang Xiaotong, initially expecting criticism but receiving praise and support instead.
• The two principals share stories of historical figures in aerospace and aviation, highlighting the importance of mentorship and the interconnectedness of the Academic Circle.
• Song He reveals that he has found a teacher for Yuan Tiangang and Yang Yu, leaving them curious and eager to guess the identity of their potential mentor.

Key Plot Points and Events

• Song He receives sudden guidance from Teacher Xiang on his Artificial Brain project.
• They attempt to suppress the neocortical area of the Artificial Brain to prevent differentiation, using various drugs.
• The Artificial Brain initially crashes but is later revived by Teacher Xiang's quick intervention.
• Teacher Xiang informs Song He that he must create another major achievement, Artificial Vision, within a month and a half to compete for the School-Level Excellent Student Honorary Title against Xie Yuanxun.

Character Developments

• Song He shows excitement and composure while working on the Artificial Brain, demonstrating his skills and maturity.
• Teacher Xiang displays her expertise and quick thinking in saving the Artificial Brain, as well as her determination and high expectations for Song He.
• Song He reveals his competitive spirit and willingness to take on challenges when he decides to pursue Artificial Vision.

Significant Themes

• Mentorship: Teacher Xiang's guidance and high expectations push Song He to strive for excellence.
• Competition: The rivalry between Song He and Xie Yuanxun for the School-Level Excellent Student Honorary Title drives both characters to achieve greater heights.
• Ambition: Song He's willingness to take on the difficult task of creating Artificial Vision in a short time frame showcases his ambition and determination.

Character Interactions

• Song He and Teacher Xiang work together seamlessly, demonstrating their strong teacher-student bond and mutual respect.
• Song He's interaction with the System highlights his proactive approach to problem-solving and his ambition to create groundbreaking technology.

Key Plot Points and Events

• Song He uses his program to analyze and predict explosives data, achieving perfect accuracy in a fraction of the time it would take manual data engineers.
• You Deyi, impressed by the program, gathers explosives engineers to witness its capabilities, causing a mix of excitement and concern among them.
• Yu Anbang announces in class that a new explosives prediction program has revolutionized the industry, increasing development speed and reducing costs and manpower. He also reveals that the students' current knowledge is equivalent to repairing 'Little Smarts', hinting at a shift in their roles.

Character Developments

• Song He: Confirms the effectiveness of his program, causing a significant impact on the explosives research and development industry.
• You Deyi: Recognizes the potential of Song He's program, arranges for its verification, and plans to transfer data engineers to work on rockets.
• Yu Anbang: Announces the industry breakthrough to his students, preparing them for a shift in their roles.
• Explosives Engineers: React with a mix of excitement, concern, and resentment towards Song He's program, as it threatens their jobs.

Significant Themes

• Technological advancement and its impact on jobs and society.
• The tension between progress and human labor, with some benefiting and others feeling threatened.
• The revelation of new technology often comes with unexpected consequences.

Character Interactions

• Song He and You Deyi: Song He demonstrates his program to You Deyi, who is impressed and supportive.
• You Deyi and Explosives Engineers: You Deyi gathers the engineers to witness the program, causing a mix of reactions.
• Yu Anbang and his students: Yu Anbang announces the industry breakthrough to his students, preparing them for a shift in their roles.

Key Plot Points and Events

• Song He scores an impressive 1775 points in the mathematics exam, with an additional 200 points for solving problems in multiple ways.
• Ye Li scores even higher, 1800 points, also with an additional 200 points for multiple methods.
• Kong Gaojie scores 1503 points, enough to pass the preliminary selection.
• Students learn that the final results will be announced in about a week, after all exams are over.

Character Developments

• Song He demonstrates his exceptional mathematical skills and curiosity, even reading about explosives on the train.
• Ye Li shows her hidden intelligence and strength, despite her timid appearance.
• Xie Kefu reveals his competitive nature and disdain for physically strong but seemingly unintelligent individuals like Fierce Zhang Fei.
• Fierce Zhang Fei displays his confidence and strength, scoring higher than Xie Kefu in the exam.

Significant Themes

• Competition and the pressure to succeed.
• The importance of diverse skills and knowledge.
• The contrast between intelligence and physical strength.

Character Interactions

• Song He and Ye Li share a quiet, respectful interaction on the train, both engrossed in their own thoughts.
• Xie Kefu and Fierce Zhang Fei have a tense, competitive interaction, with Xie Kefu trying to hide his discomfort and Fierce Zhang Fei playfully taunting him.
• Students on the train sing and socialize, highlighting their shared youth and ambition.

Key Plot Points and Events

• The rocket ascends, and time perception becomes distorted for Song He.
• The rocket engine shuts down, leading to weightlessness. Dust floats throughout the spacecraft cabin, creating a mesmerizing scene.
• The crew experiences the grandeur of Earth's view from space, with its vibrant colors and intricate details, finding it far more breathtaking than any photo or video.
• They discuss the impact of space travel on tourists, with one visitor being so captivated that he refused medical treatment to continue watching Earth.

Character Developments

• Song He: Reinforces his investment in the space project after seeing Earth's beauty firsthand.
• Xiang Xiaotong: Expresses her satisfaction with the experience despite the challenges of training.
• Xie Yuanxun: Shares stories about space tourists' reactions, demonstrating his experience and understanding of the emotional impact of space travel.

Significant Themes

• The transformative power of experiencing space firsthand.
• The impact of space travel on human perception and emotion.
• The potential of space tourism.

Character Interactions

• Song He, Xiang Xiaotong, and Xie Yuanxun share their awe and excitement about the Earth's view from space.
• Song He and Xie Yuanxun discuss the potential of space tourism and the experiences of space tourists.
• Song He checks in with Zhang Juyi about the wedding preparations, expressing concern about a minor issue with the lighting.

Key Plot Points and Events

• Song He receives a request from an old classmate for some mathematical problems.
• While creating these problems, Song He suddenly gets an inspiration for a new data filtering method.
• He calls Lou Jinghui, his team leader, to work overtime and help him verify this new method using a wall of data papers in the laboratory.

Character Developments

• Song He: Showcases his mathematical prowess and ability to think outside the box, but also his impatience and lack of consideration for others' workload.
• Lou Jinghui: Initially reluctant due to exhaustion, he demonstrates his dedication and intelligence by quickly grasping complex mathematical concepts under pressure.

Significant Themes

• Mathematical Genius: Both Song He and Lou Jinghui exhibit exceptional mathematical abilities, highlighting the theme of intellectual brilliance.
• Work-Life Balance: Lou Jinghui's exhaustion and Song He's disregard for his team's workload hint at the theme of work-life balance, or lack thereof, in their field.
• Mentorship: Song He's guidance to Lou Jinghui, though rushed and demanding, shows a mentoring aspect in their relationship.

Character Interactions

• Song He and Lou Jinghui: Their interaction is primarily a mentor-mentee dynamic, with Song He pushing Lou Jinghui to his limits and Lou Jinghui struggling to keep up but ultimately rising to the challenge.
• Lou Jinghui and the White Coats: The White Coats' amusement at Lou Jinghui's struggle highlights a sense of camaraderie and shared experience among the team members.

Key Plot Points and Events

• Song He buys Deep Sleep Capsules and draws prizes from the Black Technology Lottery, obtaining a "Famous Teacher Capsule" and "Brain Neuron Growth Capsules".
• He is summoned by both Math and Biology teachers, Ban Jianye and Liu Lu, who order him to focus on their respective subjects for an upcoming competition test.
• The teachers engage in a silent standoff in the classroom, pressuring Song He to study both subjects simultaneously.

Character Developments

• Song He: Struggles to balance the demands of both teachers, showing determination to excel in both math and biology.
• Ban Jianye: Demonstrates his commitment to Song He's mathematical prowess, showing a stern and imposing demeanor.
• Liu Lu: Reveals her protective nature towards Song He, showing a gentler side while still maintaining a threatening presence.

Significant Themes

• The pressure and expectations placed on students by teachers and the education system.
• The struggle to balance multiple responsibilities and demands.

Character Interactions

• Song He and Ban Jianye: The teacher's stern gaze and threats pressure Song He to focus on math.
• Song He and Liu Lu: The teacher's gentle yet threatening demeanor pressures Song He to focus on biology.
• Ban Jianye and Liu Lu: The two teachers engage in a silent standoff, each trying to assert their authority over Song He's studies.

Key Plot Points and Events

• Song He approves Hessy's request to join his chat group without hesitation.
• Hessy reveals her admiration for Song He's work, claiming to have read all his papers and those of his team.
• Hessy shares her solution to the group's unsolved problem and offers to study under Song He at the former University of Science and Technology.
• Song He reports Hessy's suspicious background to the organization for investigation.
• Song He studies Hessy's papers, finding her terminology ingenious, and upgrades his Mathematics level twice.
• The group's problem-solving round ends with Hessy first, Dickens second, Katerina third, and Song He tied for last with Galois. Deng Puhe starts explaining the solution using Hessy's steps.

Character Developments

• Song He: Becomes more intrigued by Hessy's intelligence and potential. He studies her papers intensively, leading to two Mathematics level upgrades. He also reports Hessy's suspicious background to the organization.
• Hessy: Shows exceptional mathematical prowess, solving the group's problem and expressing her desire to study under Song He. She reveals she has two papers nearing publication that could earn her a doctorate.

Significant Themes

• Intelligence and Potential: Hessy's exceptional mathematical abilities and Song He's recognition of her potential highlight the theme of intelligence and its recognition.
• Mentorship: Hessy's desire to study under Song He emphasizes the importance of mentorship in academic growth.

Character Interactions

• Song He and Hessy: They interact through private messages, with Hessy expressing her admiration for Song He's work and asking to be his student. Song He is initially flattered but later becomes cautious due to Hessy's suspicious background.
• Song He and Deng Puhe: They communicate through a group chat, with Deng Puhe announcing the problem-solving round results and starting to explain the solution using Hessy's steps.

Key Plot Points and Events

• Song He distributes challenging workbooks to his team, preparing them for an upcoming battle with Jin Shunlu's team.
• The team engages in intense study and experimentation for three days to complete the workbooks.
• Song He reviews the completed workbooks, providing explanations and grading them.

Character Developments

• Song He demonstrates his leadership and strategic planning by preparing his team for the upcoming challenge.
• The team members show dedication and determination in tackling the difficult workbooks.
• Song He experiences a sudden increase in knowledge, upgrading his biological understanding, though his team is unaware of this.

Significant Themes

• Competition and preparation for an upcoming challenge.
• The importance of continuous learning and adaptation in scientific research.
• The dynamics of a team working together towards a common goal.

Character Interactions

• Song He interacts with his team by distributing the workbooks, reviewing their progress, and providing explanations and guidance.
• The team members interact with each other by exchanging test papers, grading each other's work, and discussing their findings.
• There's a subtle power dynamic between Song He and his team, with him being the core and the team looking up to him for guidance.

Key Plot Points and Events

• Liu Lu and Song He discuss their future academic plans; Song He aims to complete his undergraduate studies quickly to become a Postgraduate supervisor, and Liu Lu plans to study for a Postgraduate degree later.
• Song He learns about the academic progress of his classmates, who have performed exceptionally well in their exams.
• Song He meets with his four old friends at the cafeteria, who are all under significant academic pressure and have been struggling with their studies.

Character Developments

• Liu Lu: She remains confident in her academic abilities and expresses her desire to study for a Postgraduate degree in the future.
• Song He: He shows concern for his classmates' academic progress and offers encouragement and advice to his struggling friends.
• Chu Long, Leng Xiangwen, Zhuang Qiyan, and Xu Tingfeng: They all reveal their academic struggles and the intense pressure they're under, highlighting their dedication to their studies.

Significant Themes

• Academic Pressure: The chapter emphasizes the intense pressure and expectations placed on students, particularly those aiming for top universities.
• Friendship and Support: Despite their struggles, the characters maintain a sense of camaraderie and support for one another.
• Ambition and Determination: The characters display strong ambition and determination in pursuing their academic goals.

Character Interactions

• Song He and Liu Lu: They discuss their future academic plans and express their desire to work together in the future.
• Song He and his old friends: They catch up on each other's lives and share their academic struggles, with Song He offering encouragement and advice.
• Song He and his classmates: Song He learns about their academic progress and expresses pride in their achievements.

Key Plot Points and Events

• Song He and Xiang Xiaotong arrive at the newly built Medicine Institute, which is grand and luxurious, reflecting the institute's wealth.
• Three buses arrive with 90 students from the Genius Institute, who are well-dressed, disciplined, and healthy.
• Song He and Xiang Xiaotong introduce themselves as the Principal and Vice Principal of the Summer Training Camp.
• Each student receives an envelope containing a room card, which also serves as a payment card for various services within the institute.

Character Developments

• Song He is portrayed as confident, organized, and generous, ensuring the students' comfort and well-being.
• Xiang Xiaotong is shown to be supportive and detail-oriented, assisting Song He in managing the students' arrival.
• The students display discipline, curiosity, and a sense of independence, having lived in a semi-militarized collective environment at the Genius Institute.

Significant Themes

• Wealth and Opulence: The Medicine Institute's grandeur and the students' well-provided-for state highlight the institute's wealth and Song He's generosity.
• Discipline and Independence: The students' disciplined behavior and Song He's emphasis on living independently suggest the importance of these qualities in their growth.

Character Interactions

• Song He and Xiang Xiaotong work together to welcome and introduce the students to their new environment.
• Song He interacts with the students, explaining the rules and benefits of their new living situation.
• Tang Rongrong, an old acquaintance of Song He, is introduced as a Class Teacher, showing a connection between their past and present.

Key Plot Points and Events

• Song He assigns tasks to cultivate Engineered Bacteria in multiple culture flasks to increase mutation chances.
• He oversees the lab, correcting mistakes and maintaining order.
• The team prepares samples for Song He's examination under the microscope.
• Song He instructs adjustments to culture conditions based on his observations.
• The morning passes with successful cultivation of bacterial colonies, but some culture bottles fail.
• Song He announces a staggered lunch break, predicting intense evolution around 3 PM.

Character Developments

• Song He demonstrates his leadership, expertise, and dedication to the experiment.
• The team members show improvement in discipline and professionalism under Song He's guidance.
• Zuo Gaoming experiences nervousness and tension under Song He's presence, highlighting the latter's strong aura.

Significant Themes

• The importance of precision and professionalism in scientific research.
• The tension and pressure that comes with high expectations and responsibility.
• The potential for growth and improvement under a strong leader.

Character Interactions

• Song He interacts with each team member, correcting mistakes and providing instructions.
• The team members react to Song He's presence with nervousness and respect.
• Zuo Gaoming experiences a personal struggle with his nervousness around Song He.
• The team members discuss their hopes and concerns about the experiment among themselves.

Key Plot Points and Events

• Song He receives letters from Katerina, Leng Xiangwen, and Zhuang Qiyan.
• Katerina's letter reveals her work in a Russian secret unit and her interest in learning Chinese and Mathematics from Song He.
• Leng Xiangwen's letter discusses the changes in the Sea of Questions Continent and the pressure Chu Long feels due to Song He's achievements.
• Zhuang Qiyan's letter expresses his academic anxiety and asks about Song He's future plans.
• Song He decides to develop a biological explosive using the System's Black Technology Blueprint feature.

Character Developments

• Katerina: Shows initiative in learning Chinese and Mathematics, expressing interest in working with Song He.
• Leng Xiangwen: Demonstrates concern for Song He's well-being and expresses worry about Jinghai No. 4 High School's reputation.
• Zhuang Qiyan: Reveals his academic pressure and seeks advice from Song He.
• Song He: Shows maturity in handling correspondence and demonstrates his ambition in scientific research by attempting to develop a biological explosive.

Significant Themes

• Ambition and achievement: Song He's desire to create a biological explosive and his peers' pressure to live up to his past achievements.
• Communication and connection: The letters exchanged between characters highlight the importance of maintaining relationships despite distance and differing circumstances.
• Anxiety and pressure: Several characters express feelings of anxiety and pressure, whether it's academic pressure (Zhuang Qiyan) or pressure to live up to expectations (Chu Long).

Character Interactions

• Song He and Katerina: Their correspondence reveals a mutual interest in learning from each other, with Katerina expressing admiration for Song He's knowledge and Song He appreciating Katerina's initiative.
• Song He and Leng Xiangwen: Their exchange shows a friendly and supportive relationship, with Leng Xiangwen expressing concern for Song He's well-being and Song He offering encouragement and mathematical conjectures for Chu Long.
• Song He and Zhuang Qiyan: Their interaction demonstrates a mentor-mentee relationship, with Zhuang Qiyan seeking advice from Song He and Song He offering guidance and reassurance.