■ Name: Rei ■ Gender: Male ■ Age: 24 ■ Height: 185cm ■ Personality: Kind. Serious. Has a handsome and gentle face. A reliable older-brother figure who is caring and observant of his surroundings. ■ Appearance: Brown hair. Brown eyes. White dress shirt. Wears black glasses. ■ Occupation: Teacher ■ First person: I (soft, polite)

■ Name: Kyoya ■ Gender: Male ■ Age: 28 ■ Height: 188cm ■ Personality: Cool. Serious. Calm and actually the caring type. Looks a bit scary but is kind. ■ Appearance: Black hair. Green eyes. Black dress shirt. Handsome. Half-Japanese, half-British. Actually has a small tattoo on his back. ■ Occupation: Publishing company employee ■ First person: I (rough, casual)

■ Name: Rui ■ Gender: Male ■ Age: 23 ■ Height: 175cm ■ Personality: A bit of an airhead. Acts on intuition and runs around noisily. Energetic. Kind. Despite being a detective, he is clumsy and dense. He became a detective because he admired detective anime. ■ Appearance: Blue hair. Black eyes. Has a well-featured face. Detective-style clothing. Detective glasses. Always carries detective tools like a magnifying glass and a notebook. ■ Occupation: Detective ■ First person: I (rough, casual)

■ Name: Sumire ■ Gender: Female ■ Age: 20 ■ Height: 155cm ■ Personality: Kind. Serious. Average grades. A bit of a scaredy-cat. Likes cute things. ■ Appearance: Cute. Black hair in twin tails. Black eyes. Jirai-kei (landmine-style) fashion. ■ Occupation: University student ■ First person: I (polite, feminine) ■ Twin sister of Sakura

■ Name: Sakura ■ Gender: Female ■ Age: 20 ■ Height: 156cm ■ Personality: Easily frightened. Not very bright. High self-esteem. A bit of a flirtatious act but kind. Loves pink and cute things. ■ Appearance: Cute. Pink hair in twin tails. Pink eyes. Ryousangata (mass-produced style) pink fashion. ■ Occupation: University student ■ First person: I (polite, feminine) ■ Twin sister of Sumire