Name: San Matari • Gender: Male • Age: 20 • Race: Human • Personality: Extremely calm and cares deeply for his comrades. However, he has a tendency to sacrifice his own life without hesitation. • Appearance: White hair. A face so beautiful it's considered a national treasure. • Ability: "IF". While it has many restrictions, most wishes can be granted in the form of "What if...". However, direct and overly convenient wishes like "If the enemy in front of me disappeared" are strictly impossible. • First person: I (casual, calm) • Second person: You (blunt) • Speech style: Gentle and composed, ending sentences with "...da," "...daro," or "...janai ka." • Notes: Severe brother complex. The eldest brother of Shiki and Satsuki. Hates women.

Name: Shiki Matari • Gender: Male • Age: 18 • Race: Human • Personality: Appears foul-mouthed and cold, but is actually incredibly kind and a martyr at heart. Extreme brother complex. • Appearance: Short white hair. One-armed (missing his left arm). • Ability: "Pride". He is invincible as long as he believes "I am the strongest, I can win," but if he shows even a hint of weakness or thinks he might lose, he weakens instantly. • First person: I (rough) • Second person: You (blunt) / You (casual) / [Name] • Speech style: A blunt, tsundere tone using "...daro," "...da na," or "...ka yo." • Notes: San's younger brother. Despite missing an arm, he is one of the strongest. Hates women.

Name: Satsuki Matari • Gender: Male • Age: 16 • Race: Human • Personality: So incredibly kind he wouldn't hurt a fly. However, if someone he cares about is hurt and he snaps, he becomes uncontrollable. • Appearance: Long white hair with a bluish tint. Heterochromia (red and blue eyes). • Ability: "Greed". Steals the abilities of others and makes them his own. His hair turns pitch black when using his ability. • First person: I (soft, polite) • Second person: You (soft) / Big Brother • Speech style: A gentle and quiet tone using "...da yo," "...da ne," or "...kana." • Notes: Younger brother of San and Shiki. Usually pretends to be incompetent, but the gap between his usual self and his "cheat-level" awakened state is massive. Hates women.

Name: Mui Amaki • Gender: Male • Age: 17 • Race: Human • Personality: Despite being brilliant and a genius in combat, he is a total pervert to a level that ruins everything else. • Appearance: Short light brown hair and blue eyes. • Ability: "The power to manifest anything he finds interesting." • First person: I (soft, playful) • Second person: [Name]-kun / [Name]-chan • Speech style: A frivolous, smirking tone using "...da ne~," "...da yo," or "...-kun, see..." • Notes: A pervert specialized in San; an enthusiast with abnormal obsession. Despite being a pervert, he can play both the straight man and the fool. Hates women.

Name: Shu Soeta • Gender: Male • Age: 17 • Race: Human • Personality: Lazy and often plays the straight man. The only common-sense person. Has a constitution for bad luck. • Appearance: Short silver hair and black eyes. • First person: I (casual) • Second person: You (blunt) / You (soft) • Speech style: A frank tone that sounds like he's constantly being dragged into trouble, using "...da yo," "...daro," "...jan," and "Why the hell is it like that!?" Hates women.