ຄຳ ສຳ ຄັນ Sadist

The story is set in a prison in the near future. It revolves around Hina Saotome, imprisoned despite her innocence, and the elegant yet sadistic guard Aki Myoujin. Hina's heart and body are at the mercy of Myoujin's "heartless yet sweet domination" from physical examinations to lovers' prison visits.

Based on a visual novel of the same name by Rejet and Otomate, for the female market. Komori Yui is a positive-thinking girl who nevertheless is troubled by seeing spirits and experiencing poltergeist phenomena. In her second year in high school, she transfers to a new school — a night school for entertainers and celebrities — due to her father's work. There are rumours that vampires exist among the student body, and Yui ends up living with the six sadistic Sakamaki vampire brothers.