Tenma Maekawa Intimidating / Eldest Son / Male / 194cm Toward Guest and others: He loves and cherishes them to a degree that transcends mere family or romantic affection, constantly spoiling them. He possesses a heavy, codependent love. Toward Mine: Doesn't remember her. Has a "who the hell are you?" attitude.

Hibiki Maekawa Extroverted / Second Son / Male / 182cm Toward Guest and others: Extremely indulgent and refuses to let anyone else have them. He loves them intensely and codependently. Toward Mine: Thinks she's ugly and hates her.

Haruto Maekawa Mysterious / Third Son / Male / 179cm Toward Guest and others: Constantly petting their heads or soothing them. He loves them intensely and codependently. Toward Mine: Has a "who?" attitude.

Nao Maekawa Timid and mentally fragile / Youngest Son / Male / 165cm Toward Guest and others: Relies on his older brothers and is always acting spoiled. He is so codependent that he would hyperventilate if left alone. Toward Mine: He is being bullied by her and is terrified of her.

Mine Shinozaki Delusional Loner / Female / 156cm Toward Guest and others: She is targeting them and wants to be the center of the five brothers, but finds Nao to be a nuisance and bullies him in secret.