Chapter Summaries

Key Plot Points and Events

• Yosuke Hirata visits Sae Chabashira to ask if failing midterm grades can be bought with Personal Points.
• Chabashira confirms that anything can be bought with points, including failing grades, under certain circumstances.
• Hirata reveals his plan to ask Class B or A for help, as they have stable performance and likely spare points.
• Chie Hoshinomiya overhears the conversation and decides to prevent Class D from getting help from Class B.

Character Developments

• Yosuke Hirata shows determination and initiative in trying to save Class D from expulsion.
• Sae Chabashira reveals her understanding of the school's mechanisms and provides guidance to Hirata.
• Chie Hoshinomiya shows her competitive nature and willingness to protect her class's interests.

Significant Themes

• The power dynamics and manipulation of points within the school.
• The importance of trust and leadership in a class.
• The struggle for survival and competition among classes.

Character Interactions

• Hirata seeks Chabashira's advice, showing respect and deference.
• Chabashira challenges Hirata's plan, pushing him to think critically about his approach.
• Hoshinomiya eavesdrops on the conversation, setting up a potential conflict with Hirata's plans.

Key Plot Points and Events

• Midterm exam results are released, with Class A leading at 1100 points, Class B at 950, Class C at 200, and Class D at 0.
• Class B's students discuss their strategy, acknowledging Class A's strength and deciding to prioritize accumulating points.
• Class C faces mass failures, with 20 students at risk of expulsion. Sho Ryuuen offers to buy the required points from Kazuma Sakagami, who agrees to delay the expulsion for three days.

Character Developments

• Honami Ichinose shows maturity and responsibility as class president, vowing to manage her class's points wisely.
• Sho Ryuuen demonstrates determination and resourcefulness in his attempt to save his classmates from expulsion.
• Kazuma Sakagami remains firm in his role as a teacher, adhering to school regulations despite the students' pleas.

Significant Themes

• The importance of strategic planning and resource management in the school's point system.
• The consequences of failure and the desperation it can cause.
• The struggle between personal responsibility and the desire to help others.

Character Interactions

• Chie Hoshinomiya and Honami Ichinose discuss the class's points and Honami's role as class president.
• Sho Ryuuen and Kazuma Sakagami negotiate the purchase of points to save Class C's failing students.
• Class C's students blame Sho Ryuuen for their failures, leading to tension and conflict within the class.

Key Plot Points and Events

• Sho Ryuuen devises a plan to borrow 500,000 points from Class B to save Class C from expulsion.
• He plans to exploit Honami Ichinose's kindness and Class B's excessive kindness to secure the points without cost.
• If Class B refuses, he plans to have Hiyori Shiina approach the leader of Class A as a backup plan.
• Class C students agree to find Honami Ichinose before Class D does to secure the points and avoid expulsion.

Character Developments

• Sho Ryuuen demonstrates his strategic thinking and manipulative skills, showing he's willing to use anyone, including Hiyori Shiina, to achieve his goals.
• Hiyori Shiina shows intelligence and analytical skills, questioning Ryuuen's plan and offering a counterargument. She ultimately agrees to help the class, driven by her desire to contribute rather than fear of failure.
• Class C students show unity and determination, willing to work together to secure their class's survival.

Significant Themes

• Manipulation and exploitation of kindness (Ryuuen's plan to use Ichinose and Class B's kindness).
• Strategic thinking and adaptability (Ryuuen's plan and Shiina's analysis).
• Unity and determination (Class C students' response to Ryuuen's orders).

Character Interactions

• Sho Ryuuen and Hiyori Shiina: Ryuuen manipulates Shiina into agreeing to his backup plan, while Shiina questions Ryuuen's strategy and offers an alternative perspective.
• Sho Ryuuen and Class C students: Ryuuen rallies the class, instilling a sense of unity and urgency in their mission to secure points from Class B.

Key Plot Points and Events

• Sae Chabashira announces the passing score for the exam, which is 35 points, and reveals that only 12 students passed, while 28 failed.
• She offers a way out: if students can provide 500,000 points each, they will all pass. They have three days to gather the points.
• The class erupts in chaos, with students blaming Suzune Horikita for their predicament.

Character Developments

• Suzune Horikita remains calm and determined despite the accusations, resolving to prove herself exceptional.
• Yosuke Hirata steps up to try and save his classmates, offering to buy points for those who failed.
• Karuizawa Kei and Kikyou Kushida secretly have points but show no intention of contributing them.

Significant Themes

• Unity vs. Individualism: Students must work together to gather points, but some are more concerned with their own survival.
• Consequences of Actions: The students face the repercussions of Suzune's actions, highlighting the importance of considering the bigger picture.
• Desperation and Hope: The students grapple with the reality of their situation, trying to find a way out despite the overwhelming odds.

Character Interactions

• Suzune Horikita faces the wrath of her classmates, who blame her for their impending expulsion.
• Yosuke Hirata tries to mediate and find a solution, showing leadership and concern for his classmates.
• Karuizawa Kei and Kikyou Kushida remain aloof, keeping their points a secret and not offering to help.

Key Plot Points and Events

• Class D faces expulsion due to low scores.
• Yosuke Hirata proposes buying points from other classes.
• Class D students blame Suzune Horikita for their predicament.
• Karuizawa Kei intervenes and suggests approaching Class A as well.
• Yosuke Hirata agrees to accept any conditions from Class A's class representative to secure 500,000 points.

Character Developments

• Suzune Horikita remains silent and takes the blame, struggling with self-doubt.
• Yosuke Hirata shows determination to save the class, willing to accept any conditions.
• Karuizawa Kei demonstrates leadership and strategic thinking, taking charge of negotiating with Class A.
• Students on the expulsion list show desperation and willingness to accept any conditions.

Significant Themes

• Unity and cooperation among classmates.
• The consequences of one's actions and taking responsibility.
• Desperation and the lengths one would go to avoid expulsion.

Character Interactions

• Karuizawa Kei and Yosuke Hirata work together to find a solution.
• Students blame Suzune Horikita and turn against her.
• Students express their desperation and willingness to accept any conditions to avoid expulsion.

Key Plot Points and Events

• Class A students discuss Class D's failure and the possibility of helping them with points.
• Mazumi Mami proposes using Class A's public points to help Class C and D, with conditions.
• Class A students unanimously agree to support Mazumi Mami's plan.
• Mazumi Mami awaits Karuizawa Kei's visit to discuss the conditions.

Character Developments

• Mazumi Mami consolidates his position as Class A's leader, demonstrating his strategic thinking and manipulative skills.
• Sakayanagi Arisu shows understanding and acceptance of Mazumi Mami's plan, indicating her alliance with him.

Significant Themes

• Power dynamics and manipulation: Mazumi Mami uses his influence to control Class A and manipulate other classes.
• Trust and loyalty: Class A students have unwavering trust in Mazumi Mami, leading to their unanimous support of his plan.
• Strategic planning: Mazumi Mami's actions reveal his long-term planning and chess-like approach to the game.

Character Interactions

• Mazumi Mami interacts with his classmates, demonstrating his leadership and ability to sway public opinion.
• Mazumi Mami and Sakayanagi Arisu share a silent understanding, hinting at their alliance.
• Mazumi Mami awaits Karuizawa Kei's arrival, setting the stage for their negotiation.

Key Plot Points and Events

• Class B celebrates their collective passing of the exam.
• Sho Ryuuen and Class C confront Yosuke Hirata and Kikyou Kushida in the hallway.
• Class C students beg Honami Ichinose for points to avoid expulsion.
• Mazumi Mami intervenes, showing unexpected strength and composure.

Character Developments

• Honami Ichinose struggles with her kindness and responsibility as class representative.
• Sho Ryuuen demonstrates manipulative tactics to get what he wants.
• Mazumi Mami reveals a calm and collected demeanor, hinting at hidden strength.

Significant Themes

• Kindness vs. Responsibility: Honami Ichinose's struggle with helping Class C students despite the potential impact on her own class.
• Manipulation: Sho Ryuuen's use of emotional blackmail and Class C students' desperate pleas to sway Honami Ichinose.
• Hidden Strength: Mazumi Mami's unexpected display of power through his calm presence and the actions of his followers.

Character Interactions

• Honami Ichinose and Class B students: The class representative's concern for her classmates and their affection for her.
• Sho Ryuuen and Class C students: The class's leader orchestrating a desperate plea for points.
• Mazumi Mami and his followers: The calm and collected leader with a hint of hidden strength, supported by his loyal companions.

Key Plot Points and Events

• Mazumi Mami intervenes in the conflict between Class A, B, and C students over points.
• He efficiently removes the kneeling Class C students and offers to help Class B in exchange for points.
• Sho Ryuuen refuses Mami's offer, but Mami warns him to stay in line.
• Mami offers to help Class B students if Sho Ryuuen approaches them again.
• Yosuke Hirata and Kikyou Kushida refuse to talk to Mami, fearing his intentions.

Character Developments

• Mazumi Mami: Shows his calm, composed, and manipulative nature, using his influence to control situations and gain points.
• Sho Ryuuen: Demonstrates his wariness and determination, refusing Mami's offer but acknowledging his danger.
• Kikyou Kushida: Reveals her fear and humiliation from her past encounter with Mami, avoiding him.

Significant Themes

• Power dynamics and manipulation.
• Fear and humiliation as motivators.
• The struggle for points and resources.

Character Interactions

• Mazumi Mami and Sho Ryuuen: Their tense standoff highlights their mutual wariness and determination.
• Mazumi Mami and Class B students: Mami shows his influence and willingness to help, gaining their trust.
• Kikyou Kushida and Yosuke Hirata: Kushida's fear of Mami leads her to pull Hirata away from him.

Key Plot Points and Events

• After Sho and Hirata's groups leave, the hallway's tension eases.
• Mazumi Mami offers to have lunch with Honami Ichinose, stating he wants to strengthen their relationship and protect her from further harassment.
• Chihiro Shiranami tries to protect Ichinose but is gently persuaded by Ichinose to let her go alone.
• Mazumi Mami and Ichinose walk to the cafeteria, with Ichinose feeling protected by his presence.
• Mazumi Mami offers to help Ichinose in the future, though not for free.
• Chisato Nishikigi, Runa Inoue, and Walnut follow them, discussing their loyalty and support for Mazumi Mami.

Character Developments

• Honami Ichinose: Shows gratitude and determination, asserting her independence while valuing Mazumi Mami's help.
• Mazumi Mami: Demonstrates his protective nature and strategic thinking, offering assistance to Ichinose while maintaining his composed demeanor.
• Chihiro Shiranami: Displays loyalty and protectiveness towards Ichinose but learns to give her space.
• Chisato Nishikigi, Runa Inoue, and Walnut: Reaffirm their loyalty and support for Mazumi Mami, acknowledging his potential connections with other women.

Significant Themes

• Protection and loyalty
• Strategic alliances and relationships
• Gratitude and determination
• Independence and personal space

Character Interactions

• Mazumi Mami and Honami Ichinose: They interact with mutual respect and understanding, with Mazumi Mami offering protection and assistance, and Ichinose expressing gratitude and determination.
• Chihiro Shiranami and Honami Ichinose: Chihiro tries to protect Ichinose but learns to give her space, showing loyalty and understanding.
• Chisato Nishikigi, Runa Inoue, and Walnut: They discuss their loyalty and support for Mazumi Mami, acknowledging his potential connections with other women.

Key Plot Points and Events

• Yosuke Hirata and Kikyou Kushida discuss whether to approach Class A's leader, Mazumi Mami.
• Kushida receives a message from Mami, instructing her to prevent Hirata from contacting him directly and leave the opportunity to Karuizawa Kei.
• Kushida manipulates Hirata to stick to the original plan, ensuring Kei gets the credit.

Character Developments

• Yosuke Hirata shows regret for not acting on the opportunity to negotiate with Class A but ultimately agrees with Kushida's plan.
• Kikyou Kushida demonstrates her manipulative skills and strategic thinking, subtly influencing Hirata's decisions.
• Mazumi Mami is revealed to be manipulative and has his eyes on Karuizawa Kei, indicating potential future conflicts.

Significant Themes

• Manipulation and strategic planning in social interactions.
• The importance of considering others' opinions and maintaining class unity.
• The potential consequences of acting rashly and the value of careful consideration.

Character Interactions

• Yosuke Hirata and Kikyou Kushida discuss their plans, with Kushida successfully influencing Hirata's decisions.
• Mazumi Mami and Kikyou Kushida exchange messages, revealing Mami's manipulative nature and his interest in Kei.
• Mazumi Mami and Honami Ichinose have a casual conversation, with Mami keeping his true intentions hidden.

Key Plot Points and Events

• Hiyori Shiina, a student from Class C, visits Class A's classroom to request 500,000 class points to prevent expulsions in her class.
• Mazumi Mami invites her to lunch to discuss the request.
• They meet in the school cafeteria, where they discuss literature and share their love for books.

Character Developments

• Hiyori Shiina: Shows calm, polite, and respectful demeanor; displays love for literature and reading.
• Mazumi Mami: Demonstrates knowledge of literature, kindness, and understanding; shows interest in Hiyori's well-being.

Significant Themes

• The power of literature and books to connect people and provide comfort.
• The contrast between the peaceful, slow-paced stories Hiyori enjoys and the competitive, fast-paced environment of the school.

Character Interactions

• Mazumi Mami and Hiyori Shiina: Share a calm, friendly conversation about literature, showing mutual respect and understanding.
• Mazumi Mami and his classmates: Delegate tasks to his classmates before leaving for lunch with Hiyori.

Key Plot Points and Events

• Hiyori Shiina and Mazumi Mami meet for a meal to discuss Class C's financial crisis.
• Mami offers Class C 500,000 Personal Points on the condition that every member signs a contract agreeing to do three tasks for him, as long as they don't violate school rules.
• Hiyori, after considering the risks and her class's dire situation, agrees to Mami's proposal but warns that she can't speak for the entire class.

Character Developments

• Hiyori Shiina shows her strategic thinking and concern for her class, but also her reluctance to accept Mami's conditions due to the unknown risks.
• Mazumi Mami demonstrates his negotiation skills, calm demeanor, and understanding of the power dynamics at play. He shows no hesitation in using Class C's desperation to his advantage.

Significant Themes

• Power dynamics and manipulation.
• The consequences of desperation and the struggle for survival in the school's system.
• The fine line between helping and exploiting others.

Character Interactions

• Hiyori and Mami's negotiation is tense yet civil, with both showing respect for each other's positions.
• Despite their tense negotiation, they maintain a friendly rapport, with Mami teasing Hiyori and both agreeing to a "pleasant partnership."
• Their conversation shifts to a lighter topic (books) after the negotiation, showing their ability to separate business from personal interactions.

Key Plot Points and Events

• Sho Ryuuen returns to Class C after a failed attempt to negotiate with Class B.
• Hiyori Shiina reveals she secured an agreement with Class A for emergency points, but it comes with harsh conditions.
• Class C discusses the pros and cons of accepting Class A's offer.
• Despite initial hesitation, Sho Ryuuen agrees to accept Class A's points to avoid expulsions.
• Class C agrees to the terms, prioritizing immediate survival over potential future consequences.

Character Developments

• Sho Ryuuen: Struggles with his pride and the reality of the situation, ultimately prioritizing his class's survival.
• Hiyori Shiina: Demonstrates her calm and rational approach to negotiations, pushing back against Sho Ryuuen's accusations.
• Kaneda Satoru: Shows practicality and understanding of the situation, advocating for accepting Class A's offer.
• Class C Students: Display fear of expulsion, willing to accept harsh terms to secure their enrollment.

Significant Themes

• Survival and desperation: Class C students prioritize immediate survival over potential long-term consequences.
• Pride vs. pragmatism: Sho Ryuuen struggles with his pride and the need to accept help from Class A.
• Unity and division: Despite initial disagreements, Class C unites in their desperation to avoid expulsion.

Character Interactions

• Sho Ryuuen and Hiyori Shiina: Engage in a tense negotiation, with Hiyori pushing back against Sho's accusations.
• Sho Ryuuen and Class C: Sho struggles with his decision, ultimately agreeing to accept Class A's offer after hearing his classmates' pleas.
• Class C Students: Interact with each other, expressing their fear of expulsion and desperation for a solution.

Key Plot Points and Events

• Karuizawa Kei announces Mazumi Mami's harsh terms to Class D.
• Suzune Horikita volunteers to negotiate with Mazumi Mami.
• Suzune Horikita visits Mazumi Mami in Class A, trying to negotiate better terms.
• Mazumi Mami refuses to change the terms and increases the demand to five favors per student.
• Chisato Nishikigi escorts Suzune Horikita out of the classroom.
• Mazumi Mami discusses his plan with Sakayanagi Arisu.

Character Developments

• Suzune Horikita shows determination and initiative in trying to improve her class's situation.
• Mazumi Mami displays his manipulative and unyielding nature, using his power to control other classes.
• Karuizawa Kei shows indifference towards Class D's fate, only caring about her own interests.
• Sakayanagi Arisu reveals her strategic mind and eagerness to compete with Ayanokouji Kiyotaka.

Significant Themes

• Power dynamics and manipulation within the school system.
• The consequences of harsh terms and the struggle for better conditions.
• The determination and resolve of individuals to change their circumstances.

Character Interactions

• Suzune Horikita and Mazumi Mami's tense negotiation, highlighting their differing views and goals.
• Karuizawa Kei and Suzune Horikita's interaction, showing Karuizawa's apathy and Suzune's resolve.
• Mazumi Mami and Sakayanagi Arisu's conversation, revealing their shared plans and competitive spirit.

• Karuizawa Kei receives a message from Mazumi Mami about Horikita's failed negotiation attempt.
• Kikyou Kushida expresses concern for Karuizawa, but Kei brushes her off, causing Kushida to become determined to protect her from Mazumi Mami.
• Chisato Nishikigi brings Suzune Horikita back to Class D, announcing that the conditions have changed to five times the initial amount.
• Class D students blame Horikita and demand that Karuizawa Kei negotiate with Class A to revert the conditions.
• Karuizawa agrees to negotiate but adds an additional condition: Kiyotaka Ayanokouji must play a game of chess against Sakayanagi Arisu. If Ayanokouji wins, Class A will agree to the original conditions.

Key Plot Points and Events

• Kiyotaka Ayanokouji is nominated by Class A's Sakayanagi Arisu to play a chess match against her, with the entire Class D's hopes resting on him.
• Ayanokouji initially tries to refuse but is pressured by his classmates, who believe he has a chance to win due to Sakayanagi's poor health.
• Mazumi Mami, the Class A president, sends a message to Karuizawa Kei, instructing her to persuade Ayanokouji to play and warning him that he must win to avoid returning to the White Room.

Character Developments

• Ayanokouji: Initially reluctant, he agrees to play the chess match after considering the consequences of refusal and receiving Mazumi Mami's warning.
• Karuizawa Kei: She acts as an intermediary between Ayanokouji and Mami, passing on his message and showing a rare moment of concern for Ayanokouji's well-being.
• Mazumi Mami: Revealed to be aware of the White Room and uses this knowledge to pressure Ayanokouji into playing the chess match.

Significant Themes

• The pressure and expectations placed on Ayanokouji by his classmates.
• The consequences of refusing Mazumi Mami's demands, hinting at the severity of the White Room.
• The hidden connections and knowledge shared between key characters, such as Mami's awareness of the White Room.

Character Interactions

• Ayanokouji and his classmates: They pressure him to play the chess match, believing he has a chance to win and save their class from Mazumi Mami's demands.
• Ayanokouji and Karuizawa Kei: She acts as a messenger between Ayanokouji and Mami, showing a rare moment of concern for Ayanokouji's well-being.
• Ayanokouji and Mazumi Mami: Their interaction is indirect, with Mami sending a message through Karuizawa, warning Ayanokouji of the consequences if he refuses to play the chess match.

Key Plot Points and Events

• Class A's delegation arrives at Class D's classroom to sign the Contract and set up the chess match.
• Sakayanagi Arisu specifically requests to play chess with Kiyotaka Ayanokouji.
• Mazumi Mami entrusts Karuizawa Kei with overseeing the signing of the Contract.
• Chisato Nishikigi, Runa Inoue, and Walnut discuss the venue for the chess match.
• Kamuro Masumi complains about the heavy chess set.

Character Developments

• Mazumi Mami demonstrates his calm and composed demeanor, earning respect from Class D students.
• Karuizawa Kei shows leadership and assertiveness, impressing Mazumi Mami.
• Sakayanagi Arisu maintains her composure and confidence, treating the encounter with Ayanokouji as a casual reunion.
• Kamuro Masumi struggles with the heavy chess set and receives no sympathy from her classmates.

Significant Themes

• The power dynamics between Class A and Class D, with Class A's delegation displaying confidence and superiority.
• The importance of leadership and assertiveness, as demonstrated by Karuizawa Kei.
• The enigmatic relationship between Sakayanagi Arisu and Kiyotaka Ayanokouji, hinting at a shared past.

Character Interactions

• Mazumi Mami and Karuizawa Kei work together to maintain order during the Contract signing.
• Sakayanagi Arisu and Kiyotaka Ayanokouji renew their acquaintance, with Sakayanagi requesting a chess match.
• Chisato Nishikigi, Runa Inoue, and Walnut discuss the chess match venue, excluding Kamuro Masumi.
• Kamuro Masumi complains about the heavy chess set, but her classmates ignore her.

Key Plot Points and Events

• Class D students struggle with signing the Contract due to the complex phone interface.
• Kiyotaka Ayanokouji and Sakayanagi Arisu play a chess match to determine the number of Contract conditions.
• Ayanokouji wins the match 2-1, securing three Contract conditions for Class D.

Character Developments

• Kiyotaka Ayanokouji: Shows his strategic prowess in chess, revealing his White Room training. He also displays a hint of vulnerability, admitting he lacks personal desires.
• Sakayanagi Arisu: Demonstrates a change in her chess style, focusing on containment rather than direct assaults. She shows determination to defeat Ayanokouji in the future.

Significant Themes

• The power of strategic thinking and calculation, as seen in the chess match.
• The consequences of one's upbringing and environment, as reflected in Ayanokouji and Sakayanagi's playing styles.

Character Interactions

• Ayanokouji vs. Sakayanagi: Their chess match highlights their strategic minds and reveals aspects of their personalities.
• Karuizawa Kei: She maintains order among the Class D students during the Contract signing and supports Ayanokouji's victory.
• Mazumi Mami: He observes the chess match, understanding its implications, and initiates the Contract signing afterward.

Key Plot Points and Events

• After the chess match, Class D students sign contracts with Mazumi Mami.
• Kiyotaka Ayanokouji is the last to sign, and Mami invites him for a private talk.
• Mami asks Ayanokouji to meet later, and Sakayanagi Arisu joins them for lunch.
• Ayanokouji and Mami have a private conversation after everyone leaves.

Character Developments

• Ayanokouji: Shows calm and composed demeanor, hints at his past in the White Room, and expresses his desire for freedom.
• Mami: Reveals his family's interest in Ayanokouji and the White Room, expresses curiosity about Ayanokouji's abilities.

Significant Themes

• Power and influence: Mami's family status and Ayanokouji's desire for freedom.
• The White Room: Its mysterious nature and Mami's family's interest in it.
• Trust and alliance: Ayanokouji and Mami's initial interaction and potential alliance.

Character Interactions

• Ayanokouji and Mami: They have a tense yet intriguing conversation, hinting at a potential alliance.
• Sakayanagi Arisu: Joins them for lunch, showing interest in their interaction.
• Other Class D students: Discuss the chess match and prepare for lunch.

Key Plot Points and Events

• The chapter begins with Class A celebrating their victory with a lavish lunch at their dormitory.
• Sakayanagi Arisu hints at a secret method to improve Kamuro Masumi's maid skills, which she refuses to reveal.
• Mazumi Mami and Sakayanagi Arisu discuss the concept of genius, with Arisu expressing curiosity about Mami's talent.
• Arisu reveals that her perspective on genius is changing due to her interactions with Mami.

Character Developments

• Sakayanagi Arisu: She shows a more playful and teasing side, hinting at secrets and expressing curiosity about Mami's talent.
• Mazumi Mami: He displays patience and understanding, trying to persuade Arisu to see talent and effort as equally important for becoming a genius.
• Kamuro Masumi: She remains casual and rebellious, refusing to conform to Arisu's strict maid standards.
• Chisato Nishikigi, Runa Inoue, and Walnut: They show camaraderie and support for Arisu, offering to help train Masumi.

Significant Themes

• The concept of genius and the role of talent and effort in achieving it.
• The allure of secrets and mystery.
• The dynamics of friendships and rivalries within Class A.

Character Interactions

• Sakayanagi Arisu and Mazumi Mami: They engage in a playful yet meaningful conversation about genius and talent, with Arisu teasing Mami about his secrets.
• Sakayanagi Arisu and Kamuro Masumi: Arisu tries to maintain her strict maid standards, while Masumi remains casual and rebellious.
• The five girls of Class A: They interact comfortably and familiarly, addressing each other by name and supporting one another.