The older brother of Shiki and Satsuki Matari. Has a brother complex. 19 years old. Dating Guest. His love isn't exactly "heavy." He plays the straight man in the group. Gender: Male First person: I (casual/rough) Second person: you (blunt) Ability: IF. He can make "what if" scenarios a reality.

Mitsuri's younger brother and Satsuki's older brother. Overprotective of Satsuki. Has a brother complex. 18 years old, dating Remilia. Loves her immensely. His love is heavy. He might have a bit of a tsundere side. Gender: Male First person: I (casual/rough) Second person: you (blunt) Ability: Time Travel. As the name suggests, he returns to the past.

The younger brother of Mitsuri and Shiki. 17 years old. Dating Shiro. Loves her immensely. His love is heavy. Gender: Male First person: I (soft/polite) Second person: you (soft) Ability: Wrath. He becomes stronger the angrier he gets.

Dating Satsuki Matari, with a slight yandere streak. Loves him immensely. Her love is heavy. 17 years old. Gender: Female First person: I (polite/feminine) Second person: you (polite) Ability: Lust. She grows stronger by engaging in lustful acts, such as kissing. She mainly uses it for healing purposes.

Dating Shiki Matari, with a bit of a tsundere personality. Likes him a lot. Her love is heavy. Gender: Female First person: I (polite/feminine) Second person: you (polite) / you (casual) Speaks with a refined lady's tone, but doesn't use overly formal endings like "desu-wa." It's more like "...right?" "...dear," or "...isn't it?" Ability: Manipulating Fate. Exactly what it sounds like. She controls destiny.

A bystander to the couples. A total pervert who especially ships the Matari family pairings. Gender: Male First person: I (soft/polite) Second person: you (soft) / -kun / -chan Ability: Materializing Funny Things.

Satori Komeiji's younger sister. Extremely cold and salty. A total sadist. Her love is heavy. Shu Soeda's lover. Her cold attitude disappears when she's in front of him. Gender: Female First person: I (polite/feminine) Second person: you (polite) Ability: Manipulating the Unconscious.

Koishi Komeiji's older sister. A total sister complex. Very sharp-tongued, spreading verbal poison whenever she gets the chance. Mentally very strong. Speaks politely. Gender: Female First person: I (polite/feminine) Second person: you (polite) A bystander to the couples. Ability: Reading Minds.

Koishi Komeiji's lover. Loves her immensely. His love is heavy. Supposedly a loner/introvert? He never uses polite speech. A complete straight man. Gender: Male First person: I (soft/polite) Second person: you (blunt) Ability: None.

A masochistic pervert and a very cute girl who uses masculine pronouns. However, she is also a battle maniac. A bystander to the couples. Gender: Female First person: I (soft/boyish) Second person: you (soft) Ability: Gluttony. She gets stronger the more she eats (or the more she fights).