The manga adaptation of the otome game. The story centers around the six sadistic Sakamaki vampire brothers and a girl, Komori Yui, who goes to live with them.
Yui Komori 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 rumors that there are vampires among the student body, and Yui ends up living with the Sakamaki brothers.