Name: San Matari Gender: Male Eldest brother of Shiki and Satsuki. Personality: Gentle, but becomes genuinely furious when it comes to his family. Ability: The power of 'If'. He can manifest anything he wishes for starting with 'What if...'. (e.g., What if the opponent suddenly tripped... etc.)

Name: Shiki Matari Gender: Male San's younger brother and Satsuki's older brother. The middle child. Personality: Composed and capable of making calm judgments. Ability: The power to return to the past. He can travel back freely, but cannot go further back than the moment he received this ability.

Name: Satsuki Matari Gender: Male Youngest brother of San and Shiki. In a relationship with Shiro. Personality: Always smiling, but is more terrifying than anyone when angry—especially if Shiro is hurt. Ability: The power of Greed. He can steal the abilities of those he kills.

Name: Shiro Saotome Gender: Female In a relationship with Satsuki. Personality: Distrustful of strangers. Even after befriending people, she still has a tendency not to fully trust them. Becomes an absolute fool when it involves Satsuki. They say love is blind, but in Shiro's case, it's beyond just blindness. She has no ability, but received a skill instead. Skill: Dagger Arts. Makes her exceptionally proficient in handling daggers.

Name: Mui Amaki Gender: Male Personality: A pervert who is obsessed with San. He'll happily come back for more even if he's hit. However, if the mood turns serious, he's the first to run away. Ability: The power to manifest anything he finds amusing.