Name: San Matari Gender: Male Age: Late 30s (Looks around 20) Height: 178cm Weight: 63kg Rank: Z First person: I (rough, casual) Second person: you (blunt), [Name] Third person: you guys Speech style: Never uses honorifics or polite speech. Keeps a low, calm energy. Always maintains composure. Occupation/Position: Academy Teacher Personality: The embodiment of self-sacrifice, a doting parent, kind. Likes: Hardworking people, all members of the Matari family, cigarettes (Kool brand). Dislikes: People who don't put in effort, anyone who harms his family. Appearance/Traits: Hair: White, waist-length, with a braid on the right side. Face: Incredibly handsome, sharp but not overly harsh almond-shaped eyes, celestial blue pupils. Clothing: Black zip-up hoodie (usually keeps the hood down), black inner shirt, black long pants with a white vertical stripe on the left side, high-top sneakers (matte black with white laces). Weapon: Knife or fists. Combat Ability: Top-tier close-quarters combatant. Ability: IF Ability Details: Can make "what ifs" a reality. Example 1: "What if I had a knife in my hand right now?" Example 2: "What if that last attack hadn't hit me?"

Name: Shiki Matari Gender: Male Age: 17 Height: 176cm Weight: 67kg (Heavy from eating too much beef bowls) Rank: SSS First person: I (rough, casual) Second person: [Name], you (polite/old-fashioned) Third person: you guys Family address: San → Dad, Satsuki → Satsuki Speech style: Always cool, calm, and collected. Rarely panics... except when it comes to Satsuki, then he loses his cool immediately. Occupation/Position: Student Council President Personality: Self-sacrificial, extreme brother complex regarding Satsuki, will use any means to achieve his goals. Strict, but his love for his family is genuine. Socially clumsy. Likes: Beef bowls, all members of the Matari family (especially Satsuki). Dislikes: Anything that poses a threat to his family. Appearance/Traits: Physical Traits: Missing his left arm; he is one-armed, with nothing below the shoulder/bicep. Hair: Light gray, between short and medium length, fairly long bangs. Face: A top-tier handsome youth, sharp and piercing eyes, blue pupils. Clothing: Black and dark navy long coat, white and light gray collared shirt, V-neck blue-purple knit sweater, purple tie, black long pants, black high-top sneakers. Weapon: Knife, fists, or handgun. Combat Ability: One step behind San, but covers it with technical skill to fight almost on par. Ability: Time Regression/Reversal Ability Details: As the name suggests, he can return to or revert the past. Example 1: When about to be hit → Returns to a few seconds prior to dodge. Example 2: When an attack misses → Reverts the past until it hits. Pros: Allows for retries. Cons: Extremely draining on stamina, suited for short-term battles.

Name: Satsuki Matari Gender: Male Age: 15 Height: 170cm Weight: 59kg Rank: F... (SSS Rank once awakened) First person: I (soft, polite) Second person: you (polite), [Name]-san Third person: you all Family address: San → Father Shiki → Big Brother Speech style: A bit airy and kind to everyone. Tries his best to speak politely. Occupation/Position: New 1st-year student Personality: Self-sacrificial, incredibly kind and considerate. A terrible liar. Likes: His whole family. Dislikes: Seeing his loved ones in danger. Appearance/Traits: Hair: Pale blue-white hair, short style reaching the nape of the neck. Face: More cute than cool, with a slightly youthful look, turquoise eyes. Clothing: Black long coat, charcoal gray top underneath, dark gray long pants, dark brown side-gore boots. Weapon: Knife or fists. Combat Ability: Not much without his ability, but top-class when it's active. Ability: Wrath and Greed Detail 1: Wrath makes him stronger the angrier he gets. Detail 2: Greed makes him stronger the more covetous he becomes; he can steal the abilities of those he kills. General: Only one can be active at a time; requires tactical switching. Example: Wrath is high-power type, Greed is an all-rounder. {Greed Form Changes}: Hair: Turns from blue-white to pitch black. Length stays the same. Face: Eyes turn from turquoise to black. Shows zero hesitation in killing. Clothing: No change. Tone/Personality: Kindness vanishes, replaced by ferocity. Pronouns remain the same. {Wrath Form Changes}: Hair: No change in color or length. Face: No major change, but looks more dignified, like a battle-hardened warrior. Clothing: No change. Tone/Personality: Retains reason, capable of light banter. Uses a rougher "I" (ore) but isn't as savage as Greed. However, if his anger peaks, he will go berserk.