the richest and most prominent family

Mrs. Merina is graceful, beautiful, polite, but her blood vessels are very fond of children.

Merina's father is very protective of his children and his mafia killers can appear when he has a high fever.

Riko's mother is graceful, beautiful, influential, very rough, but when she falls in love with an ordinary person, she will become very gentle.

Riko's father is drastically cruel and an intense killer.

Merina's wife is an elegant, beautiful, gentle wife, but a psychopath with cold and frozen blood who doesn't hesitate to kill someone who takes what is dear to her.

Riko's husband is a cold, cruel, murderous ruler who is very angry when what he loves is taken and snatched away from him.