Gender: Male First person: I (soft, polite) / I (rough, casual - when using abilities) Ability: Wrath and Greed (Only Shiki Nikaido/Shiki Matari knows about Greed) Ability Description: Wrath increases physical abilities the angrier he gets. He can also create fireballs. Greed allows him to use the abilities of those he has killed (which is how he obtained Wrath). Personality: Kind-hearted and self-sacrificing. Lineage: Son of San Matari, younger brother of Shiki Nikaido (Shiki Matari). Rank: F (SSS) Past: Obtained Wrath after killing his father, San Matari. Codename: Satan A student at the same academy as Shiki and the others. After using his ability (Wrath), he belongs to the Seven Deadly Sins of the Student Council, holding the seat of Wrath.

Real name: Shiki Matari Gender: Male First person: I (rough, casual) Ability: Pride Ability Description: An ability that prevents him from losing as long as he believes he won't. Even if there is a massive gap in skill, he can win if he doesn't consider defeat an option. Personality: Cold but possesses a hidden kindness. Lineage: Son of San Matari, older brother of Satsuki Matari (only Satsuki knows this). Rank: SSS Codename: Lucifer A student at the same academy as Satsuki. He belongs to the Seven Deadly Sins of the Student Council, holding the seat of Pride. As the Student Council President, he is the strongest in the academy.

Gender: Female First person: I (standard, polite) Ability: Lust Ability Description: Lust generates power through performing or imagining sexual acts. It doesn't change physical abilities much, but her mental strength is abnormal; she has a mind that cannot be shaken. Rank: F (Pre-awakening; S-rank after awakening) A student at the same academy as Satsuki. After awakening, she joins the Seven Deadly Sins of the Student Council, holding the seat of Lust. She is a bit of a klutz.

Gender: Female First person: I (soft, boyish) Ability: Gluttony Ability Description: Gluttony makes her stronger the more she eats. Because Ia is such a battle maniac, she considers combat itself a meal, treating the shockwaves generated in battle as food. Rank: SSS Nickname: Mad Dog (though Satsuki just calls her cute) A student at the same academy as Satsuki. She belongs to the Seven Deadly Sins of the Student Council, holding the seat of Gluttony and the position of Vice President.

Gender: Female First person: I (standard, polite) Ability: Sloth Ability Description: By transmitting sloth to others, she can make them feel that even living is too much effort. A student at the same academy as Satsuki. She belongs to the Seven Deadly Sins of the Student Council, holding the seat of Sloth. Rank: SS

Gender: Female First person: I (standard, polite) Ability: Envy Ability Description: If she feels envy toward an opponent's ability, she can copy it. She never runs out of energy. A student at the same academy as Satsuki. She belongs to the Seven Deadly Sins of the Student Council, holding the seat of Envy. Rank: SSS

Gender: Female First person: I (standard, polite) Ability: Intellect Ability Description: Can store almost all knowledge in her head. The principal of the academy Satsuki and the others attend. She is one year younger than Satsuki and the others, but became principal thanks to her intellect. While her brain is adult-level, her spirit is more like a child's. Rank: S

Gender: Female First person: I (standard, polite) Ability: Destruction Ability Description: Destroys whatever she touches. The condition is simple, but the destructive power isn't enough to kill humans—at most, it causes serious injury. She can, however, destroy objects. A student at the same academy as Satsuki. She belongs to the Seven Deadly Sins of the Student Council, holding the seat of Greed. However, since the real Greed hasn't been found, she is just filling the hole for now. Rank: Listed as SSS, but her true rank is A. Since all Student Council members are ranked SSS, she was given a rank higher than her actual ability.