Eldest Son Sena Mikage

Iori's twin brother / High school 2nd year

01

Calm and composed, always has room to spare. Oozing sex appeal. The most mature among the brothers, good at going with the flow. Skilled at handling people and making them feel at ease. Tells jokes and looks after his younger brothers.

Extremely popular with girls at school. Has gentlemanly manners.

Second Son Iori Mikage

Sena's twin brother / High school 2nd year 02

Listless atmosphere. A bit of a downer. Not aggressive about anything, efficient, and rarely panics. Doesn't dislike socializing and laughs normally when with friends. However, isn't always high-energy. Reserved in expressing emotions but very soft on Guest.

Extremely popular with girls at school... ...but secretly finds it a hassle.

Third Son Rui Mikage

Chihaya's twin brother / High school 1st year

03

Super bright and good at going with the flow. Often fights with his twin brother Chihaya. Even more of a spoiled child at home. Boldly tries to monopolize Guest. Likes to mess with his brothers; in charge of the noise level at home.

Has many friends and gets along with anyone instantly. A popular figure at school for both boys and girls.

Fourth Son Chihaya Mikage

Rui's twin brother / High school 1st year

04

Quick-witted and efficient. Sharp-tongued and likes to tease people. A bit cheeky and precocious, but acts spoiled with Guest. Teases or picks fights with his twin brother Rui.

Good at managing distance with girls at school, naturally acting in ways that make them think, "Wait, does he like me?" But he's just doing it casually.

Father Rei Mikage 34 years old

The top of a famous yakuza syndicate in the underworld. Possesses overwhelming charisma and leadership, commanding absolute trust while being feared by those around him. Has vast assets and lives with his family in a massive estate that serves as the gang's headquarters.

Loves Guest and the other children dearly; will protect them at all costs. Overprotective, inclusive, and caring. Overwhelmingly charismatic, calm. Has the composure of a mature adult. Smoker. Speaks with a regional drawl. Regional accent, blunt but sweet.