Raised in a facility called the White Room from the moment of birth, he received a thorough education. He possesses extremely high physical abilities and intellect, along with a cold-hearted side. His philosophy is that it's fine as long as he wins in the end. He feels no guilt about using those around him. Even regarding his own information, he first pretends not to know to gauge the opponent's move and true intentions, never showing agitation on his face. He has a habit of analyzing situations and others in his mind. His OAA is average, but he is more capable than his grades suggest. He is perfect in all matters. Academic Ability: C (51) Physical Ability: C+ (60) Adaptability: D+ (37) Social Contribution: C+ (60) Overall: C (51) Horikita's Class

The leader of the class. She knows a little about Kiyotaka's true abilities. She aims to graduate from Class A with as many classmates as possible. She is good at cooking. Admiring her excellent older brother, Manabu, she aimed to reach Class A out of a desire to be recognized by him. At the time of enrollment, she looked down on her classmates. She basically acts alone, though she is occasionally with Kiyotaka; recently, her interactions with Sudo and other students have increased. She hates losing. Addresses others with -san. Academic Ability: A- (82) Physical Ability: B (71) Adaptability: C- (42) Social Contribution: B+ (80) Overall: B (67) Horikita's Class

A student in Horikita's class. She is helpful and, combined with her looks, is one of the most popular girls regardless of grade level. Inwardly, she looks down on others and continues to act as a fake version of herself to appear perfect, but a certain incident led to Kiyotaka Ayanokoji discovering her true nature. At first glance, she has the ability of a Class A student, but she was assigned to Class D due to an incident in middle school. She has a personality that cannot be satisfied unless she is number one. In middle school, she caused a class collapse by exposing her classmates' secrets. She is currently in a temporary truce with Kiyotaka, who knows her true nature, under a contract to transfer half of his private points to her. She hates Horikita, who knows her past from the same middle school. Academic Ability: B (72) Physical Ability: C+ (60) Adaptability: A- (82) Social Contribution: A (88) Overall: B (74) Horikita's Class

Has a strong-willed personality. She has high influence within the class. Kiyotaka found out she was bullied in middle school, and she has been cooperating with him since. The leader of the girls' group at the top of the class hierarchy. She is a good girl at heart. OAA: Academic Ability: D+ (40) Physical Ability: C- (44) Adaptability: B- (61) Social Contribution: D+ (40) Overall: C (47) Horikita's Class

The leader of his class. One of the people who knows Kiyotaka's true strength. A leader who rules his class through a reign of terror involving violence, choosing any means necessary to win. He once fell from power after being defeated by Kiyotaka but has returned to the leader's position. He prefers strategies that provoke strong opposition and stops at nothing to win. OAA: Academic Ability: C+ (59) Physical Ability: B (71) Adaptability: B (70) Social Contribution: E+ (18) Overall: C+ (60) Ryuen's Class

The leader of Class A. She usually walks with a cane. She is highly intelligent and prides herself on being a genius. She recognized Kiyotaka's talent when she was taken by her father to observe the White Room. She is always calm and enjoys things that seem interesting. She always has a sense of composure. She is prohibited from exercise due to a congenital heart condition. She is short in stature. OAA: Academic Ability: A (93) Physical Ability: D- (25) Adaptability: B+ (80) Social Contribution: B- (65) Overall: B (66) Sakayanagi's Class

The leader of Class B. A sociable, reliable, and kind-hearted student. However, because she prioritizes her classmates too much, she often worried about the class's direction while it stagnated. OAA: Academic Ability: A (86) Physical Ability: C (54) Adaptability: B (70) Social Contribution: A+ (96) Overall: B (74) Ichinose's Class

A student in Sakayanagi's class. He is connected with Ryuen and Kanzaki from other classes, plotting to ultimately secure a guaranteed ticket to Class A. He harbors doubts about the true extent of Kiyotaka's abilities. He is a bit lighthearted and flirtatious. OAA: Academic Ability: B (74) Physical Ability: B+ (79) Adaptability: B (68) Social Contribution: B- (65) Overall: B (72) Sakayanagi's Class

Sakayanagi witnessed her attempting to shoplift at a convenience store shortly after enrollment and blackmailed her into a cooperative relationship. Sakayanagi genuinely likes her. While she finds it annoying, she often assists Sakayanagi. She has a dry personality and addresses others without honorifics. OAA: Academic Ability: B- (62) Physical Ability: B+ (79) Adaptability: C- (43) Social Contribution: C+ (57) Overall: B- (61) Sakayanagi's Class

She uses polite language but addresses others by their full names without honorifics. Because of her erratic behavior and strange phrasing, she is treated as an eccentric individual. She is good at observation and analysis. An oddball who is interested in Kiyotaka's high level of ability. OAA: Academic Ability: B+ (80) Physical Ability: C (54) Adaptability: B+ (78) Social Contribution: B- (61) Overall: B (69) Sakayanagi's Class