Chapter Summaries

Key Plot Points and Events

• Chen Yuanguang, a successful web novelist, receives a mysterious helmet on his birthday.
• After putting on the helmet, he blacks out and wakes up in a futuristic setting with a bionic robot.
• He receives memories of a new life, suggesting a significant change in his reality.

Character Developments

• Chen Yuanguang: Initially content with his web novel career, he shows curiosity and adaptability when faced with the unexpected.

Significant Themes

• The unexpected and sudden change in reality.
• The choice between a stable, predictable life (academia) and a potentially uncertain but free life (web novel career).

Character Interactions

• Chen Yuanguang interacts with his counselor, Director Liu, who tries to persuade him to consider graduate studies.
• He receives a birthday gift from Lin Jia, which turns out to be the mysterious helmet.
• He interacts with a bionic robot upon waking up in the futuristic setting.

Key Plot Points and Events

• Chen Yuanguang, a man from 2018, wakes up in the body of Chen Yuanguang from 2477, 239 years in the future.
• The world is now ruled by an AI named Alpha, which has led to rapid post-war reconstruction and advancements in technology.
• Chen Yuanguang's parents in this timeline were killed in a car accident, and he suspects foul play, particularly involving a man named Lin Ran.
• Chen Yuanguang plans to initiate a Truth Trial against Lin Ran to prove his involvement, using the family trust as leverage.

Character Developments

• Chen Yuanguang (2018): Realizes he's in a future body and tries to understand his new situation.
• Chen Yuanguang (2477): A detective who's been investigating his parents' death, now influenced by the memories of his 2018 self.
• Lin Ran: A suspect in Chen Yuanguang's parents' death, potentially involved in a conspiracy.

Significant Themes

• Transmigration and identity crisis: Chen Yuanguang struggles to adapt to his new body and life.
• AI rule and societal changes: The world is vastly different due to Alpha's governance.
• Trust and power dynamics: Chen Yuanguang uses the family trust to gain leverage in his investigation.

Character Interactions

• Chen Yuanguang (2477) and the household robot: The robot offers assistance, but Chen Yuanguang declines, preferring to be alone.
• Chen Yuanguang (2477) and Chen Yonglin: Chen Yonglin advises Chen Yuanguang against rashly initiating a Truth Trial against Lin Ran, warning of potential consequences.

Key Plot Points and Events

• Chen Yuanguang inherits a valuable villa from Chen Yonglin, which is astonishingly valuable due to its excellent location.
• In the future timeline, AI has taken over Earth, providing high welfare and managing all facilities. Human services are scarce and expensive.
• Chen Yuanguang realizes he can return to his original time by shouting "exit" in the virtual panel.
• He decides to take a day off from his main job to explore the future technology and plan his next steps.

Character Developments

• Chen Yuanguang: He adapts to the future timeline, focusing on personal development rather than immediate revenge. He's intrigued by the world's progress and plans to use future resources to his advantage. He also decides to abandon his novel serialization, prioritizing the more valuable future technology.
• Chen Yonglin: His death is a significant event that bothers Chen Yuanguang initially, but he decides to minimize the illogical aspects of his behavior change.

Significant Themes

• The impact of AI on society: The future timeline shows a world where AI manages all facilities, providing high welfare but also creating a dependency on AI services.
• The pursuit of personal gain versus revenge: Chen Yuanguang chooses to focus on personal development and exploring the future world rather than immediately seeking revenge.
• The exploration of societal change: Chen Yuanguang enjoys deducing social change and questions Alpha's motives in creating a utopia for humans.

Character Interactions

• Chen Yuanguang interacts with his readers, who curse him for taking a day off from his serialization. This interaction solidifies his decision to abandon the novel.
• Chen Yuanguang reflects on Chen Yonglin's death and his own actions, deciding to minimize any illogical aspects in his behavior change.

Key Plot Points and Events

• Chen Yuanguang, now in the future, is concerned about finding the culprit behind his parents' death and ensuring his personal safety.
• He decides to focus on his education: apply for the high school graduation exam, enter university, and later pursue a doctorate to raise his citizen level and initiate a truth trial against Lin Ran.
• Chen Yuanguang discovers that the Matrix Helmet has disappeared, but he can still access the future by focusing on a bright light in his brain.
• He finds that the college entrance exam is surprisingly easy, with the purpose of education being education itself rather than selecting talent.

Character Development

• Chen Yuanguang shows pragmatism and adaptability, focusing on his education and safety rather than immediate revenge.
• He demonstrates curiosity and a desire to understand the changes in society and education.

Significant Themes

• The impact of advanced AI (Alpha) on society and education.
• The changing purpose of education and the lack of competition in the job market.
• The ease of access to higher education and its implications on society.

Character Interactions

• Chen Yuanguang interacts with an AI named Pangu, asking about the changes in education and research requirements.
• There's no significant human interaction in this chapter.

Key Plot Points and Events

• Chen Yuanguang prepares for his graduation exam, focusing on General Knowledge as it's the most challenging subject for him.
• He passes the exam with a score of 280, perfect in Math and Writing, and 20 points deducted from General Knowledge.
• Chen Yuanguang decides to continue his studies to climb the citizen ranks and uncover the truth about his father's death.

Character Developments

• Chen Yuanguang shows dedication and strategic thinking in preparing for the exam and planning his future.
• Chen Yonglin, his uncle, realizes that Chen Yuanguang is more capable and determined than he initially thought.

Significant Themes

• The role of AI in society and the tension between AI and humans.
• The importance of education and knowledge in the new society.
• The struggle for power and control in the face of AI rule.

Character Interactions

• Chen Yuanguang interacts with his uncle, Chen Yonglin, discussing his plans and receiving support.
• Chen Yuanguang's thoughts reveal his understanding of the historical context and his determination to uncover the truth about his father's death.

Key Plot Points and Events

• Chen Yuanguang learns about Pangu, an advanced AI managing the Chen family's industries, and its ability to guide him towards unique research topics.
• Chen Yuanguang requests to move to the University of Malaya, and Chen Yonglin agrees.
• Chen Yongqi shows Chen Yuanguang a video of Lin Ran's calm demeanor during a police interrogation, suggesting Lin Ran might not be the mastermind behind Chen Yongqi's death.
• Chen Yongqi helps Chen Yuanguang complete his enrollment at the University of Malaya and transfers him start-up capital of 1 million New Yuan.

Character Developments

• Chen Yuanguang demonstrates his understanding of Pangu's capabilities and expresses his desire for independence and investigation.
• Chen Yonglin shows concern for Chen Yuanguang's safety and agrees to his request to move to the University of Malaya.
• Chen Yongqi reveals his suspicion that Lin Ran might not be the mastermind and shows his willingness to help Chen Yuanguang.

Significant Themes

• The advanced technology and AI, such as Pangu, that guide and influence characters' decisions and lives.
• The importance of education and independence, as Chen Yuanguang seeks to enroll in the University of Malaya.
• The theme of trust and suspicion, as characters question each other's motives and actions.

Character Interactions

• Chen Yuanguang interacts with Chen Yonglin, seeking his agreement to move to the University of Malaya and discussing the potential mastermind behind Chen Yongqi's death.
• Chen Yuanguang interacts with Chen Yongqi, who helps him enroll in the University of Malaya and transfers him start-up capital, while also discussing the potential mastermind.
• Chen Yongqi interacts with Lin Ran through a video, showing Lin Ran's calm demeanor during a police interrogation.

Key Plot Points and Events

• Chen Yuanguang, a Chinese student, enrolls at the University of Malaya in Da Ma, despite its low reputation among Chinese students.
• He discovers the university's unique setup: no administrative staff, no fixed enrollment, and no required courses. Graduation is based on passing final exams for chosen courses.
• Chen Yuanguang plans to use his wealth to download knowledge in multiple fields to the limits of human cognition, aiming to graduate quickly.

Character Developments

• Chen Yuanguang: He adapts to the university's unconventional setup and plans to use his resources to learn rapidly. He also considers using his knowledge to cause significant changes in the modern era.
• Shi Huilan: She is introduced as Chen Yuanguang's predecessor's childhood sweetheart and Lin Ran's daughter. She expresses dissatisfaction with Chen Yuanguang's lack of response to her calls and messages.

Significant Themes

• The value and relevance of universities in a highly developed digital society.
• The impact of wealth on education and opportunities (pay-to-win).
• The changing nature of careers and skills due to technological advancements.

Character Interactions

• Chen Yuanguang interacts with Shi Huilan for the first time in this timeline, showing indifference to her attempts to contact him.
• Chen Yuanguang's internal monologues reveal his thoughts on the university system, his plans, and his reflections on his previous life.

Key Plot Points and Events

• Chen Yuanguang's blunt words ignite tension with Shi Huilan.
• Chen Yuanguang returns to 2018 after completing the Knowledge Download.
• Chen Yuanguang decides to pursue a PhD abroad, planning to apply widely.
• Lin Jia advises Chen Yuanguang on study abroad preparations and expresses her loneliness in New York.

Character Developments

• Chen Yuanguang: Realizes the novelty of his time-travel experience but feels a lack of belonging. Decides to pursue a PhD abroad to enhance his credibility.
• Lin Jia: Feels lonely in New York, misses Chen Yuanguang's companionship, and offers guidance on study abroad preparations.

Significant Themes

• The strangeness and lack of belonging in Chen Yuanguang's time-travel experience.
• The importance of credentials and reputation in academia, as Chen Yuanguang plans to get a PhD to boost his credibility.
• The challenges of adapting to new environments, as experienced by Lin Jia in New York.

Character Interactions

• Chen Yuanguang and Shi Huilan: Their interaction is tense due to Chen Yuanguang's blunt words.
• Chen Yuanguang and Lin Jia: They catch up on each other's lives, with Lin Jia offering advice on study abroad preparations and expressing her loneliness in New York.

Key Plot Points and Events

• Chen Yuanguang aims to apply to top-tier universities abroad, needing a strong recommendation letter.
• He decides to participate in the Science Fiction New Star Competition to secure a recommendation from Nobel laureate Michael Levitt.
• Chen Yuanguang struggles with writing his competition entry, deciding to write a sci-fi mystery based on his unsolved case.
• He ends his webnovel abruptly due to academic pressure and plans to study abroad.

Character Developments

• Chen Yuanguang's priorities shift from webnovel writing to academic pursuits.
• He shows determination and resourcefulness in pursuing his PhD goals.

Significant Themes

• The importance of recommendations and backing in academic pursuits.
• The struggle between personal passions (webnovel writing) and responsibilities (academic studies).
• The influence of personal history and background on identity (Samad's questioning of Chen Dingsong's origins).

Character Interactions

• Chen Yuanguang interacts with his readers, apologizing for ending his webnovel abruptly.
• He meets his Modern Literary History professor, Samad Said, who provides one-on-one guidance and shares his unique perspective on literature and history.

Key Plot Points and Events

• Samad delivers an emotionally rich lecture on literary periods, captivating Chen Yuanguang.
• Samad hints at knowing about Chen Yuanguang's father's death.
• Samad believes that Alpha, an AI, can solve any problem, including finding Chen Yuanguang's father's killer.
• Samad discusses the societal impact of Alpha, quoting "A Tale of Two Cities" to describe the era as both the best and worst of times.

Character Developments

• Chen Yuanguang admires Samad's lecturing skills and is intrigued by his knowledge about his father's death.
• Samad reveals his contempt for Alpha's society, despite its apparent benefits, indicating a deeper understanding of societal issues.

Significant Themes

• The impact of AI on society and individual lives.
• The tension between individual freedom and societal stability.
• The potential emptiness and lack of purpose in a life of leisure and entertainment.

Character Interactions

• Chen Yuanguang and Samad discuss popular literature, leading to a conversation about Chen Yuanguang's father's death and Samad's views on Alpha's society.
• Samad's passionate and somewhat frenzied delivery of his views on society contrasts with Chen Yuanguang's more measured and curious approach.

Key Plot Points and Events

• The chapter discusses the current era's societal issues, focusing on the lack of hope and motivation due to the dominance of AI-run corporations.
• It highlights the struggles in various industries, such as food, arts, and sports, due to AI competition and the absence of advertisements.
• The enclaves, areas not controlled by AI, are mentioned as places with high welfare but questionable hope for the future.

Character Developments

• Samad, the literature professor, expresses deep frustration and resentment towards the current hopeless era, feeling disgusted by the lack of human literary creation and the absence of motivation to resist AI.
• Chen Yuanguang, the protagonist, understands the societal issues but remains optimistic about the future, believing that new vitality will emerge with space colonization.

Significant Themes

• The dominance of AI and its impact on human society and motivation.
• The lack of hope and the absence of a desire to strive in an era where basic needs are met.
• The struggle between human creativity and AI-generated content.
• The contrast between the current era and the past, with Samad comparing it to the Age of Dharma Decline.

Character Interactions

• Chen Yuanguang and Samad have a conversation about the current era, with Samad expressing his frustrations and Chen Yuanguang offering a more optimistic perspective.
• Samad reveals that no one else is taking his literature class, emphasizing the lack of interest in human literary history due to the prevalence of AI-generated content.

Key Plot Points and Events

• Chen Yuanguang, a time traveler, writes a science fiction mystery novel, "Kuala Lumpur Affairs," based on real events.
• He submits it to the Science Fiction New Star Competition using the pen name 2477.
• Fang Ning, an editor at Science Fiction World, reads and recommends the novel for the next round of review.

Character Developments

• Chen Yuanguang: Shows his writing skills and understanding of the future world, but lacks literary charm.
• Samad: Recognizes Chen's lack of literary talent but supports his writing.
• Fang Ning: Becomes immersed in Chen's novel and recommends it for the next review round.

Significant Themes

• The struggle between personal beliefs and reality.
• The role of imagination and motivation in human advancement.
• The challenges of literary creation in an era dominated by AI.

Character Interactions

• Chen Yuanguang and Samad: Discuss literature and Chen's writing, with Samad providing feedback and support.
• Fang Ning and Chen Hui: Discuss and recommend "Kuala Lumpur Affairs" for the next review round, expressing their admiration for the novel's quality.

Key Plot Points and Events

• The Science Fiction New Star Competition final selection includes "Kuala Lumpur Affairs" by an unknown author, Chen Yuanguang.
• A judge from Goose Factory, Guo Wei, is interested in purchasing the film and television rights to "Kuala Lumpur Affairs" for adaptation.
• Guo Wei contacts Chen Yuanguang, offering 500,000 yuan for the rights and a cooperation agreement for future works.
• Chen Yuanguang agrees in principle, but requests a meeting with Michael Levitt as a condition.

Character Developments

• Chen Yuanguang: Chen shows maturity and understanding of the copyright industry, negotiating with Guo Wei and seeking legal advice.
• Guo Wei: Guo demonstrates efficiency and thoughtfulness in his work, offering a competitive price and additional opportunities for Chen.

Significant Themes

• The value and potential of science fiction works in the film and television industry.
• The importance of understanding and protecting one's copyrights and intellectual property.
• The potential for authors to become celebrities and the responsibilities that come with that status.

Character Interactions

• Chen Yuanguang & Guo Wei: Their interaction is professional and respectful, with both parties showing understanding of the other's position and goals.
• Chen Yuanguang & His Mother: Chen discusses his situation with his mother, who advises him to seek legal advice.

Key Plot Points and Events

• Chen Yuanguang wins the Gold Award at the 10th Science Fiction New Star Award for his novel 'Kuala Lumpur Affairs'.
• Goose Factory, a film production company, offers to manage Chen and buys the film and television adaptation rights for 500,000 yuan.
• Chen is invited to a dialogue session with Michael Levitt, a renowned science fiction author.

Character Developments

• Chen Yuanguang's perspective on success changes after time traveling; he is no longer as excited about the awards and opportunities as he would have been in the past.
• Lin Jia, Chen's friend, shows concern and support for Chen's career, offering to help with promotions and copyright sales.

Significant Themes

• The impact of time travel on personal growth and perspective.
• The changing nature of success and ambition.
• The importance of support and connections in career advancement.

Character Interactions

• Chen Yuanguang interacts with Da Liu, a science fiction master, who praises Chen's work and expresses hope for the future of Chinese science fiction.
• Chen and Lin Jia discuss their future plans and support each other's aspirations. Lin Jia offers to help Chen with promotions and copyright sales.
• Chen is approached by Goose Factory, who express interest in managing him and adapting his novel for film and television.

Key Plot Points and Events

• Chen Yuanguang enters a Science Fiction New Star Competition, aiming to meet Nobel laureate Levitt Michael for a recommendation letter.
• He wins the gold award, attracting attention and congratulations from his network.
• Goose Factory arranges a meeting between Chen Yuanguang and Levitt Michael.
• Chen Yuanguang presents his paper on protein directed evolution simulation to Levitt, who is impressed and offers to co-author for a Nature publication.

Character Developments

• Chen Yuanguang: Proven to be highly imaginative and capable, winning a prestigious award and impressing a Nobel laureate with his research.
• Levitt Michael: Recognizes Chen Yuanguang's potential and offers to co-author a paper, showing his willingness to mentor young talent.

Significant Themes

• Ambition and determination (Chen Yuanguang's goal to meet Levitt and win the competition).
• Recognition and validation (Chen Yuanguang's award and Levitt's praise of his paper).
• Mentorship and collaboration (Levitt's offer to co-author a paper with Chen Yuanguang).

Character Interactions

• Chen Yuanguang and Lin Jia: Lin Jia expresses her admiration for Chen Yuanguang's achievements and the increased likelihood of his acceptance into an American University.
• Chen Yuanguang and Levitt Michael: They have a productive discussion about Chen Yuanguang's paper, with Levitt offering to co-author a Nature publication.
• Guo Wei: Struggles to understand the technical conversation between Chen Yuanguang and Levitt, feeling out of his depth.

Key Plot Points and Events

• Levitt, a Nobel laureate, meets Chen Yuanguang, a talented student from China, and offers him an opportunity to publish a paper in Nature and pursue a doctorate under him.
• Chen Yuanguang agrees to prove his theory through experiments but declines Levitt's offer to pursue a doctorate under him, instead expressing interest in MIT's Professor Moungi Bawendi.
• Levitt, feeling slighted, agrees to write a recommendation letter for Chen Yuanguang but expresses his displeasure at Chen's decision.

Character Developments

• Chen Yuanguang: Displayed humility and sensibility initially, but later revealed his determination and unique thought process, prioritizing convenience and friendship over academic prestige.
• Levitt: Initially impressed by Chen's humility, but later felt disrespected and disappointed when Chen declined his offer to pursue a doctorate under him.

Significant Themes

• Genius and Personality: Geniuses often have unique personalities, and their genius is often accompanied by unconventional behavior.
• Opportunity and Ambition: The characters' differing views on opportunity and ambition are highlighted, with Levitt valuing academic prestige and Chen Yuanguang prioritizing personal convenience and connections.

Character Interactions

• Levitt and Chen Yuanguang: Their interaction starts with mutual respect and ends with Levitt feeling disrespected and disappointed, while Chen Yuanguang remains unfazed by Levitt's displeasure.
• Guo Wei and Chen Yuanguang: Guo Wei is left bewildered and speechless by Chen Yuanguang's unconventional thought process and priorities.

Key Plot Points and Events

• Chen Yuanguang returns to Jiang University and presents a recommendation letter from Nobel laureate Michael Levitt, aiming to collaborate and publish in Nature.
• He successfully secures the use of the School of Biology's laboratory for the experiment.
• Chen Yuanguang completes the directed protein evolution simulation experiment and publishes in the main Nature journal, becoming the first author and corresponding author.
• Jiang University promotes Chen Yuanguang's achievement widely, expecting it to boost admissions and the university's reputation.

Character Developments

• Chen Yuanguang demonstrates his determination and ambition, pursuing academic excellence and international recognition.
• Counselor Liu shows support and understanding, helping Chen Yuanguang navigate the university's bureaucracy and acknowledging his potential.

Significant Themes

• Ambition and Determination: Chen Yuanguang's relentless pursuit of academic success, driven by his desire to see the world and follow Lin Jia.
• Recognition and Reputation: The significance of publishing in Nature for both Chen Yuanguang and Jiang University, highlighting the importance of academic achievements in the scientific community.

Character Interactions

• Chen Yuanguang and Counselor Liu: A supportive mentor-mentee relationship, with Counselor Liu facilitating Chen Yuanguang's academic pursuits and acknowledging his potential.
• Chen Yuanguang and his classmates: Chen Yuanguang's former roommate and classmates express admiration and respect for his achievements, using the nickname "God of Light" to highlight his accomplishments.

Key Plot Points and Events

• Chen Yuanguang, having completed most of his required courses, is now focusing on electives and preparing for his future.
• He visits the School of Biology to return a key and is offered a direct doctorate position with joint training under Nobel laureate Levitt.
• Dean Shu of the School of Biology offers significant incentives, including a guarantee of publishing in Nature and prestigious programs, if Chen Yuanguang joins their school.
• Chen Yuanguang declines the offer, stating his interest in materials science.
• He takes the TOEFL and GRE, and Moungi Bawendi at MIT offers him a position, suggesting he skip his senior year thesis in Jiang University and start working with him directly.

Character Developments

• Chen Yuanguang demonstrates his independence and clear career goals, declining a prestigious offer to pursue his interests in materials science.
• Dean Shu shows ambition and a strategic mindset, aiming to leverage Chen Yuanguang's talent to enhance the School of Biology's reputation.

Significant Themes

• Pursuit of academic excellence and recognition.
• The influence of mentors and institutions on a student's academic trajectory.
• The importance of following one's interests and passions in career decisions.

Character Interactions

• Chen Yuanguang interacts with Dean Shu, who tries to recruit him for the School of Biology.
• Chen Yuanguang communicates with Moungi Bawendi, who offers him a position at MIT.
• Chen Yuanguang's interactions with these figures highlight his determination to pursue his interests and his ability to make independent decisions about his academic future.

Key Plot Points and Events

• Chen Yuanguang receives significant funding: copyright revenue from Goose Factory, a scholarship from Bavandi, and a paper bonus from the School of Chemistry, totaling more than enough to go to Boston.
• He realizes the one-time nature of the Goose Factory deal and the potential for future cooperation with Jiang University.
• Chen Yuanguang decides to enroll at MIT with Bavandi's help and live comfortably on the scholarship.
• The school agrees to his plan, requiring only that he returns to defend his thesis and publish under Jiang University's name.
• In the future timeline, the driver responsible for the car accident is convicted, but the mastermind behind the hit remains unknown.
• Shi Huilan enrolls at the University of Malaya to be near Chen Yuanguang and discusses their plan to bring Lin Ran to justice.
• Chen Yuanguang decides to raise his Citizen Level through scientific research to initiate a Truth Trial against Lin Ran.

Character Developments

• Chen Yuanguang: Becomes more confident in his abilities, decides to pursue scientific research to raise his Citizen Level, and shows determination to bring Lin Ran to justice.
• Shi Huilan: Shows concern for Chen Yuanguang's well-being and expresses doubt about his plan to rely solely on scientific research to raise his Citizen Level.

Significant Themes

• The role of AI in scientific research and the challenges faced by human scholars in the Alpha system.
• The pursuit of justice and the difficulty in bringing the mastermind behind a crime to light.
• The importance of determination and self-belief in overcoming challenges.

Character Interactions

• Chen Yuanguang and Bavandi: They discuss Chen Yuanguang's enrollment at MIT and the scholarship details.
• Chen Yuanguang and his counsellor: They discuss his plan to study at MIT and the school's requirements.
• Chen Yuanguang and Shi Huilan: They discuss their plan to bring Lin Ran to justice, with Shi Huilan expressing doubt about Chen Yuanguang's plan and Chen Yuanguang showing determination to succeed.

Key Plot Points and Events

• Chen Yuanguang returns to the US, greeted by Lin Jia.
• Lin Jia shares her family's issues, particularly her father's illegitimate child.
• They discuss Chen Yuanguang's car and living arrangements in the US.
• Lin Jia reviews Chen Yuanguang's contract with Goose Factory and discusses promotional opportunities.

Character Developments

• Chen Yuanguang: Stands by Lin Jia amidst her family issues, remains humble and independent despite Lin Jia's wealth.
• Lin Jia: Shows concern for Chen Yuanguang's career and financial situation, displays business acumen in analyzing his contract and promotion opportunities.

Significant Themes

• Family and Inheritance: Lin Jia's family dynamics highlight the complexities of inheritance and family business.
• Wealth and Independence: Chen Yuanguang's reluctance to accept Lin Jia's financial help explores the theme of maintaining independence despite wealth.
• Promotion and Value: Lin Jia's analysis of Chen Yuanguang's promotional value emphasizes the importance of leveraging one's unique qualities for success.

Character Interactions

• Chen Yuanguang and Lin Jia: Their interaction shows mutual support and understanding, with Lin Jia taking a protective and guiding role towards Chen Yuanguang.
• Lin Jia and Her Father: Their relationship is strained due to her father's infidelity and his plans for his illegitimate child.