Chapter Summaries

Key Plot Points and Events

• The school announces a month-long holiday after the special exam.
• Yukino reflects on her academic abilities and decides to interact more with Hachiman during the break.
• Third-year classes A and B become competitive, while C and D accept their fate.
• Second-year classes A and B are motivated to study, while D cheers for the break.

Character Developments

• Yukino acknowledges her need to improve her thinking and physical fitness.
• The second-year students in Class A and B show determination to maintain or improve their class rankings.

Significant Themes

• The arbitrary nature of the school's exams and the importance of well-rounded abilities.
• The students' competitive spirit and desire to improve.

Character Interactions

• Yukino and Amasawa's dynamic, with Yukino feeling the need to grow independently.
• The third-year teachers' interactions with their classes, showing their different approaches to motivation.
• The second-year students' interactions, showcasing their determination to study and improve.

Key Plot Points and Events

• The students are excited about the upcoming break, with no intention to study more.
• Chabashira-sensei feels melancholic about the lack of studious students in her class.
• Sakagami-sensei, the teacher of Second-year Class C, motivates his students to aim for Class B, highlighting the class's ambition and drive.
• Hachiman reflects on the school's expectations, Class C's potential, and Ryuen's ambition.
• Hachiman and Horikita visit the library after school, with Hachiman planning to borrow psychology books with Shiina's help.

Character Developments

• Chabashira-sensei shows concern for her students' academic drive.
• Sakagami-sensei demonstrates enthusiasm and ambition for his class's improvement.
• Hachiman exhibits strategic thinking about the school's demands and Class C's potential, also considering his future career plans.
• Horikita shows initiative in studying ahead for upcoming exams.

Significant Themes

• Academic drive and ambition among students and teachers.
• The school's expectations and demands for students' academic abilities.
• Hachiman's strategic thinking and long-term planning.

Character Interactions

• Chabashira-sensei interacts with her students, feeling melancholic about their lack of studiousness.
• Sakagami-sensei interacts with his students, motivating them to aim for Class B.
• Hachiman and Horikita interact, with Horikita expressing her concerns about upcoming exams and Hachiman planning to study psychology.
• Hachiman plans to interact with Shiina to borrow psychology books.

Key Plot Points and Events

• Haruno teases Hiratsuka about her lack of marriage prospects and her family's pressure.
• Hiratsuka receives flowers from Hachiman, the third time he's sent her flowers.
• Hachiman's mother receives local specialties and skincare products from Hachiman, hinting at his relationship with a girl.
• The second semester of Hachiman's and his classmates' second year ends, and the holidays begin.

Character Developments

• Hiratsuka struggles with her feelings for Hachiman, acknowledging his potential as a house husband but reminding herself he's no longer her student.
• Haruno worries about Hiratsuka's growing feelings for Hachiman, knowing Hachiman is already in a relationship.
• Hachiman's actions hint at his relationship with a girl, potentially Horikita.

Significant Themes

• Marriage and relationships: The chapter explores the pressure of marriage and the complexities of relationships, with Hiratsuka and Haruno discussing marriage and Hachiman's actions hinting at his romantic life.
• Student-teacher relationships: The chapter delves into the changing dynamics of Hiratsuka and Hachiman's relationship, with Hiratsuka acknowledging Hachiman's potential as a partner despite their former teacher-student dynamic.

Character Interactions

• Haruno teases Hiratsuka about her lack of marriage prospects, showing their friendly banter.
• Hiratsuka receives flowers from Hachiman, causing her to reflect on her feelings for him.
• Hachiman's actions hint at his relationship with a girl, with his mother receiving gifts that suggest he's been shopping with a girl.

Key Plot Points and Events

• The chapter begins with Hachiman and Yukino in the student council room, discussing the unique holiday system of their school.
• Yukino proposes creating a Service Club to help others and benefit both parties involved.
• Hachiman explains that such a club is not allowed in their school due to its meritocracy system, which focuses on individual growth rather than helping others.
• Hachiman supports Yukino's idea, suggesting it could have been possible if they had met in an ordinary high school.
• Hachiman receives a call and leaves to attend a study session arranged by Horikita.

Character Developments

• Hachiman shows understanding and support for Yukino's idea, demonstrating personal growth and empathy.
• Yukino shows initiative and determination in wanting to create a club, displaying her leadership potential.
• Kamuro, who had been quiet, offers to help Hachiman, revealing her submissive nature towards him due to her kleptomania secret.

Significant Themes

• The theme of meritocracy is emphasized, with the school's focus on individual growth over helping others.
• The idea of helping others and benefiting both parties is explored through Yukino's Service Club proposal.
• The concept of manipulation and control is evident in Sakayanagi's influence over Kamuro.

Character Interactions

• Hachiman and Yukino have a candid conversation about her club idea, showing a level of comfort and trust between them.
• Hachiman interacts with Kamuro, using her kleptomania secret to make her run errands for him, demonstrating his manipulation skills.
• Hachiman's relationship with Horikita is mentioned, showing their study sessions and her influence over him.

Key Plot Points and Events

• Hachiman has improved his academic ability through forced study, while Kushida's progress is rapid.
• Kushida attributes her improvement to Amazawa's help.
• Hachiman considers asking Ichika Amasawa for academic assistance but decides against it due to potential distractions.
• Horikita feels that Hachiman's presence has made her holidays more fulfilling.
• Sakayanagi hasn't seen Hachiman for ten days and has been avoiding him on purpose to make him miss her.

Character Developments

• Hachiman: Shows dedication to improving his academic ability and considers seeking help from Ichika Amasawa but decides against it.
• Kushida: Rapidly improves her academic performance with the help of Amazawa.
• Horikita: Feels that Hachiman's presence has made her holidays more enjoyable and acknowledges his academic progress.
• Sakayanagi: Deliberately avoids Hachiman to make him miss her, showing a more romantic side.

Significant Themes

• Academic improvement and dedication to study.
• Romantic feelings and strategies to capture someone's attention (Sakayanagi's "distance makes the heart grow fonder" approach).
• The impact of Hachiman's presence on those around him.

Character Interactions

• Hachiman and Kushida: Hachiman acknowledges Kushida's academic progress and considers seeking help from Ichika Amasawa for himself.
• Hachiman and Horikita: Horikita feels that Hachiman's presence has made her holidays more fulfilling, and she acknowledges his academic progress.
• Sakayanagi and Kamuro: Sakayanagi discusses her strategy to make Hachiman miss her with Kamuro, who reports on Hachiman's recent activities.

Key Plot Points and Events

• Hachiman sees Kamuro caring for a calico cat, which reminds him of his own cat at home.
• Hachiman returns a book to the library and is called over by Shiina, who delivers a message from Ryuen.
• Hachiman learns that Ryuen plans to aim for Class A and discusses the class's chances of success with Shiina.
• Hachiman notices a third-year student in the library who might be in trouble due to Kiriyama's actions.

Character Developments

• Hachiman: He shows concern for Kamuro's cat and misses his own cat at home. He remains pragmatic about his class's chances of success and dismisses the idea of joining Class C.
• Shiina: She shows intelligence and understanding of the class dynamics. She also reveals that she has been approached by a third-year student but hasn't reciprocated his feelings.

Significant Themes

• Pragmatism vs Idealism: Hachiman's pragmatic approach to the class's future contrasts with Shiina's hope for Ryuen's success.
• Class Dynamics: The class's academic performance and its impact on their chances of advancing are discussed.
• Romantic Interactions: Shiina's interaction with a third-year student highlights her lack of interest in him and her use of Hachiman's presence to deter him.

Character Interactions

• Hachiman and Shiina: They discuss the class's future and Ryuen's plans. Hachiman shows concern for Shiina's safety when he notices a third-year student watching them.
• Hachiman and the Third-Year Student: Hachiman suspects the third-year student might be in trouble due to Kiriyama's actions and warns Shiina about him.

Key Plot Points & Events

• Hachiman sees his reflection and thinks about his appearance.
• Kushida starts studying at the library due to stress from a junior (Ichika Amasawa) who teases her about her feelings for Hachiman.
• Hachiman leaves the library and receives a message from Kiriyama, asking if he's free. Hachiman declines.
• Kiriyama discusses his situation with a senior, mentioning his need to apologize to Kiryuin to avoid being withdrawn from his class next semester.

Character Developments

• Hachiman: He shows a moment of self-reflection, considering his appearance. He also demonstrates his strategic thinking by advising Kiriyama to apologize to Kiryuin.
• Kushida: She shows vulnerability and stress due to Ichika's teasing, leading her to change her study location. She also reveals her insecurities about her relationship with Hachiman and her rival, Horikita.
• Kiriyama: He shows determination in trying to improve his class's situation, even seeking Hachiman's advice. He's also aware of the challenges he faces, including Kiryuin's potential withdrawal of him.

Significant Themes

• Relationships: The chapter explores various relationships, including Hachiman's complicated feelings towards his peers, Kushida's insecurities about her relationship with Hachiman, and Kiriyama's struggle to maintain his position in his class.
• Stress and Pressure: Both Kushida and Kiriyama are under stress and pressure, with Kushida facing emotional turmoil from Ichika's teasing and Kiriyama dealing with the potential loss of his class's backbone status.

Character Interactions

• Hachiman & Kushida: Though not directly interacting, their thoughts about each other reveal their complex feelings and insecurities.
• Kushida & Ichika: Their dynamic shows Ichika's teasing and Kushida's stress and insecurities.
• Kiriyama & Senior: Their conversation highlights Kiriyama's determination and the senior's concern for their class's situation.

Key Plot Points and Events

• Nagumo expels strong students from both Class A and his own class, making Class A's overall strength less formidable despite Kiryuin's individual strength.
• Hachiman and Ryuen agree to work together to promote Class C to Class A, with Hachiman's condition being a share of the profits.
• Nagumo, now expelled, still seems delusional about his actions and the school's dynamics.
• Hachiman meets with Asahina and Kiryuin-senpai at a family restaurant.

Character Developments

• Hachiman shows strategic thinking and willingness to work with others for mutual benefit.
• Ryuen demonstrates ambition and a desire to challenge himself.
• Nagumo's delusions highlight his lack of self-awareness and understanding of the school's rules.
• Asahina's feelings for Hachiman become more apparent, as she invites him to meet up.

Significant Themes

• Ambition and determination (Ryuen, Hachiman)
• Delusion and self-awareness (Nagumo)
• Unspoken feelings and relationships (Asahina, Hachiman)

Character Interactions

• Hachiman and Ryuen form an alliance, showing mutual respect and understanding.
• Asahina invites Hachiman to meet, hinting at her feelings for him.
• Kiryuin-senpai's presence at the meeting with Asahina and Hachiman suggests potential interactions and alliances among the third-year students.

Key Plot Points and Events

• Hachiman meets Asahina and Kiryuin at a restaurant.
• Kiryuin reveals she wants to buy the Student Council President's authority to expel students from Sakayanagi for 20 million points to expel Kiriyama.
• Hachiman agrees to ask Sakayanagi about the price.
• Asahina confesses she has feelings for Hachiman but is worried about competition from Nagumo and Kiryuin.
• Hachiman buys seasonings for Horikita's bento at a supermarket.

Character Developments

• Hachiman shows understanding and support for Kiryuin's plan, demonstrating his political acumen.
• Asahina reveals her feelings for Hachiman but expresses concern about competition from other suitors.
• Kiryuin shows interest in Hachiman as a romantic prospect, adding complexity to Asahina's pursuit.

Significant Themes

• Power dynamics and manipulation within the school's meritocratic system.
• Romantic competition and the role of destiny in relationships.
• The influence of personal history and background on character decisions (e.g., Asahina's childhood friendship with Nagumo).

Character Interactions

• Hachiman, Asahina, and Kiryuin discuss the expulsion authority and share a meal, fostering a friendly relationship.
• Asahina and Kiryuin discuss their feelings for Hachiman, with Kiryuin showing interest and Asahina expressing concern about competition.
• Hachiman and Horikita's relationship is implied to be strengthening, as Hachiman buys ingredients for her bento.

Key Plot Points and Events

• Hachiman buys high-quality seasonings and new dishcloths for Horikita's room.
• He encounters Chabashira-sensei at the supermarket, who asks about his life goal.
• Hachiman meets Sakayanagi in the elevator on his way to school, and they discuss the upcoming semester's potential clashes between their classes.
• Hachiman and Horikita exchange lunch items in the classroom, drawing attention from their classmates.

Character Developments

• Hachiman remains steadfast in his goal to be a house husband.
• Chabashira-sensei is curious about Hachiman's feelings towards older women, due to Hiratsuka-sensei's recent messages.
• Sakayanagi maintains her cute and confident demeanor, looking forward to potential class clashes.
• Horikita and Hachiman continue their arrangement of exchanging lunch items.

Significant Themes

• Hachiman's unwavering life goal and the reactions it garners from others.
• The upcoming semester's potential conflicts between classes.
• The dynamics between Hachiman, Horikita, and their classmates.

Character Interactions

• Hachiman and Chabashira-sensei have an awkward encounter at the supermarket.
• Hachiman and Sakayanagi share an elevator ride, discussing the new semester.
• Hachiman and Horikita exchange lunch items in the classroom, drawing attention from their classmates.

Key Plot Points and Events

• Class A students distribute money to other classes, including Class D, in exchange for riding the elevator together.
• Horikita and Hachiman deduce that Class A's strategy is to buy loyalty and influence using money.
• Class D students discuss and react to Class A's actions, with some accepting the money and others expressing concern.
• Chabashira-sensei announces an exam for the first day of the new semester.

Character Developments

• Horikita and Hachiman analyze Class A's strategy and its potential impact on Class D.
• Hirata expresses concern about Class A's actions and the potential for betrayal within Class D.
• Kushida remains ambiguous about Class A's intentions but suspects Sakayanagi's involvement due to her feelings for Hachiman.
• Yukimura remains silent about his concerns regarding Class A's actions, fearing alienation from his classmates.

Significant Themes

• Manipulation and influence through money.
• Loyalty and betrayal within a class.
• The impact of external influences on a group's dynamics.
• The consequences of inaction and silence in the face of potential threats.

Character Interactions

• Horikita and Hachiman discuss and analyze Class A's strategy together.
• Hirata expresses his concerns to the class and is met with mixed reactions.
• Kushida interacts with her classmates, discussing Class A's actions and expressing her ambiguous thoughts.
• Yukimura remains silent about his concerns, interacting with his classmates but not voicing his opinions.

Key Plot Points and Events

• The special exam for November is announced to be a written exam focusing on academic ability.
• The exam will take place over two days and will determine the total score of both classes.
• The winning class can take 150 class evaluation points from the losing class.
• Class representatives will be selected for each class, with no expulsion penalty for losing the duel.
• The exam covers material from the previous semester and the upcoming month.

Character Developments

• Teruhiko Yukimura stands up to clarify the expulsion rules, trying to boost his popularity among underperforming students.
• Chie Hoshinomiya, Class B's homeroom teacher, announces the exam format and rules.
• Horikita Manabu, the student council president, is mentioned to have been working hard during the break.

Significant Themes

• The importance of academic ability and the consequences of not studying.
• The role of class representatives and the pressure they face.
• The impact of the school's educational philosophy on class matchups.

Character Interactions

• Chabashira-sensei interacts with her students, clarifying the rules and addressing their concerns.
• Teruhiko Yukimura interacts with his classmates, trying to boost his popularity.
• Ichinose and Kanzaki discuss the potential challenges of the exam and the matchups.

Key Plot Points and Events

• A peculiar scoring system is introduced for a written exam, where students from lower academic levels (E to A) get more points for correct answers.
• The exam rules allow collective answering, with each student answering a minimum of 2 and a maximum of 5 questions.
• The class that scores the highest wins and can take 150 points from the loser.

Character Developments

• Hachiman is shown to be developing steadily and strategizing for the exam.
• Horikita Suzune, now in Class C, is seen as a valuable addition to their team, providing strategic insights.

Significant Themes

• The theme of meritocracy is emphasized, with students' academic levels directly affecting their scoring potential.
• The importance of strategy and adaptability is highlighted, as classes must consider their strengths and weaknesses to maximize their scores.

Character Interactions

• Hachiman and Horikita discuss strategies for the exam, with Hachiman calculating probabilities and Horikita suggesting they aim for a match against Class D.
• Ryuen considers Horikita's suggestion and acknowledges her value to their class.
• Katsuragi and Sakayanagi discuss their class's strategy, with Sakayanagi emphasizing the need to wait for the draw results before deciding on a plan.

Key Plot Points and Events

• Hachiman asks two questions about the special exam rules, revealing that students can be arranged to switch places and go, and that even one absent student can lose two question opportunities.
• Hachiman deduces the optimal strategy for Class C: have top students answer difficult questions, average students answer as many questions as possible, and rely on luck for underachievers to score points.

Character Developments

• Hachiman demonstrates his strategic thinking and understanding of the exam's rules.
• Horikita shows her analytical skills and understanding of the exam's implications.

Significant Themes

• The unpredictability of the exam and its potential advantages for lower-tier classes.
• The importance of strategic thinking and adaptability in the face of uncertainty.

Character Interactions

• Hachiman and Horikita discuss the exam's strategy during lunch, with Hachiman guiding Horikita's thinking.
• Other students from Class C decide to eat at the cafeteria instead of witnessing Hachiman and Horikita's bento lunch together.

Key Plot Points and Events

• Hachiman is calm, indicating he has a plan for the exam.
• Ryuen asks Hachiman to draw lots and choose Class D's opponent for the upcoming match.
• Hachiman and Horikita don't give their leftover food to Ryuen, as he didn't contribute to its preparation.
• Hachiman receives a message from Sudou asking for help in choosing glasses.
• Hachiman meets Sakura, who he invited to help Sudou choose glasses.
• They go to an eyeglass store, and Sudou gets his eyes tested.

Character Developments

• Hachiman remains calm and collected, suggesting he has a strategy for the exam.
• Horikita shows a change in attitude, refusing to give leftover food to Ryuen.
• Sudou shows maturity and responsibility, asking for leave from his club to meet Hachiman and Sakura.
• Sakura seems troubled by something but hides it well.

Significant Themes

• Responsibility and Contribution: Horikita's refusal to give leftover food to Ryuen highlights the theme of only giving to those who contribute.
• Growth and Change: Sudou's maturity and responsibility show his growth over time.
• Friendship and Support: Hachiman's invitation to Sakura to help Sudou shows his willingness to support his friends.

Character Interactions

• Hachiman and Horikita interact over their bento boxes, showing a level of comfort and understanding between them.
• Hachiman and Sakura meet, and Hachiman notices Sakura's unnatural behavior.
• Hachiman, Sakura, and Sudou go to an eyeglass store together, showing a friendly dynamic between them.

Key Plot Points and Events

• Hachiman changes his glasses to purple to please Sakura.
• Sakura asks Hachiman to help her take secret photos.
• Sudō gets glasses to correct his nearsightedness, with Hachiman and Sakura's help.
• Sudō offers to buy Hachiman and Sakura glasses as a thank you, but Hachiman declines.
• Sudō leaves to study for the upcoming special exam.
• Sakura reveals Sakayanagi paid her to take photos of Student Council members for recruitment.
• Sakayanagi "accidentally" bumps into Hachiman and Sakura at a flower shop.

Character Developments

• Hachiman shows consideration for Sakura's feelings by changing his glasses.
• Sudō reveals his concern about his appearance and seeks Hachiman and Sakura's help in choosing glasses.
• Sakura shows trust in Hachiman by asking for his help in taking secret photos.
• Sakayanagi demonstrates her strategic planning by paying Sakura to take photos for Student Council recruitment.

Significant Themes

• Consideration for others' feelings (Hachiman, Sudō, Sakura)
• Strategic planning and manipulation (Sakayanagi)
• Trust and friendship (Hachiman, Sakura)

Character Interactions

• Hachiman and Sakura interact warmly, with Sakura expressing her gratitude and Hachiman showing understanding.
• Hachiman and Sudō bond over glasses, with Sudō seeking Hachiman's help and Hachiman providing practical advice.
• Sakayanagi and Kamuro interact, with Sakayanagi manipulating Kamuro to create an "accidental" encounter with Hachiman and Sakura.

Key Plot Points and Events

• Sakura helps Sakayanagi when she stumbles, and Hachiman notices Sakayanagi's interest in him.
• The next day, the representatives of the four classes draw lots for the special exam. Hachiman arrives first and is greeted by Hoshinomiya-sensei, who tries to poach him for Class B. Ichinose arrives soon after, and Sudou from Class D enters the office, surprising everyone by saying he's there to draw lots on behalf of his class.
• The draw process begins with Majima-sensei ensuring fairness. Hoshinomiya draws two slips of paper, determining the matchups for the special exam.

Character Developments

• Sakayanagi shows interest in Hachiman, possibly romantically.
• Ichinose has improved her social skills and diffuses tension among the teachers.
• Sudou has become the class representative of Class D, surprising everyone.

Significant Themes

• Competition and rivalry among classes.
• The impact of personal relationships on academic and social dynamics.
• The role of teachers in guiding and influencing students.

Character Interactions

• Hachiman interacts with Sakura and Sakayanagi, with Sakayanagi showing interest in him.
• The teachers from different classes interact, with Hoshinomiya-sensei trying to poach Hachiman for Class B.
• Ichinose and Sudou interact with the teachers, with Ichinose diffusing tension and Sudou surprising everyone with his presence.

Key Plot Points and Events

• The class representatives draw lots to determine the matches for the special exam.
• Class A is matched with Class D, and Class C with Class B.
• Sakayanagi and Ichinose engage in verbal sparring, with Sakayanagi implying Class B's likely defeat.

Character Developments

• Sudō expresses gratitude to Hachiman for wearing glasses to avoid suspicion.
• Sakayanagi shows interest in facing Hachiman's class in the exam, hinting at her competitive nature and strategic thinking.

Significant Themes

• The theme of competition and strategic planning is emphasized, with Sakayanagi and Ichinose's exchange highlighting the psychological aspects of the game.
• The theme of appearance versus reality is reinforced, with Hachiman's glasses allowing him to blend in while still being noticed by Sakayanagi.

Character Interactions

• Sakayanagi and Ichinose's interaction showcases their differing approaches to competition, with Sakayanagi being more aggressive and Ichinose more diplomatic.
• Hachiman and Sudō's interaction highlights Sudō's gratitude and Hachiman's understanding of the situation.
• Hachiman and Sakayanagi's interaction reveals Sakayanagi's interest in competing against Hachiman and her strategic analysis of the exam.

Key Plot Points and Events

• Hachiman and Sakayanagi discuss their classes' strategies for the upcoming special exam. Hachiman expresses confidence in Class C's 99% chance of winning against Class A.
• Sakayanagi reveals that Class A will face Class D, and Class B will face Class C in the exam.
• Ryuen, determined to win, deploys teams to harass and distract Class B's academically superior students.
• Ichinose visits Hachiman's dorm room, hinting at a problem she's facing.

Character Developments

• Hachiman shows confidence in Class C's abilities and demonstrates his strategic thinking.
• Sakayanagi displays her competitive nature and interest in Hachiman.
• Ryuen shows his determination to win and his willingness to employ underhanded tactics.
• Ichinose shows concern about her class's upcoming match against Class C.

Significant Themes

• Competition and strategic planning among classes.
• The impact of underhanded tactics on academic performance.
• The development of characters' confidence and determination.

Character Interactions

• Hachiman and Sakayanagi discuss their classes' strategies, with Sakayanagi showing interest in Hachiman's confidence.
• Ryuen deploys teams to harass Class B's students, showing his determination to win.
• Ichinose visits Hachiman's dorm room, hinting at a problem she's facing regarding her class's upcoming match against Class C.

Key Plot Points and Events

• Class B faces Class C (now including Hachiman and Horikita) in the upcoming exam, making it the most challenging class to confront.
• Ryuen's class starts employing underhanded tactics, such as having students follow and harass Class B members, causing unease and tension.
• Ichinose visits Hachiman to confirm if Ryuen's actions have his tacit approval or if he's involved. Hachiman maintains he has his own class's stance and hasn't interfered with Ryuen's actions.

Character Developments

• Ichinose shows concern for her classmates' well-being and is determined to face the upcoming challenge head-on.
• Hachiman acknowledges the tension between their classes but wishes Class B luck, hinting at his complex feelings towards competition and his classmates' growth.
• Kanzaki suggests infiltrating Ryuen's class to gather information, but Ichinose refuses, maintaining her integrity.

Significant Themes

• Competition and rivalry between classes.
• The use of underhanded tactics and their consequences.
• The struggle between maintaining integrity and gaining an advantage in competition.

Character Interactions

• Ichinose and Kanzaki discuss their concerns about Ryuen's tactics and decide to visit Hachiman for information.
• Hachiman and Ichinose interact, with Hachiman cooking dinner for her, showing a more caring and considerate side while still maintaining his competitive stance.
• The classmates in Class B express their unease and worry about Ryuen's tactics, highlighting their unity and concern for each other.