Komori Yui is a cheerful girl whose optimism does not diminish her ability to see spirits and constantly get caught up with poltergeists. Because of her father's job, they move, and Yui ends up at a famous school for celebrities and the wealthy, where classes begin late in the evening. One might think what could be more unusual? But the surprises don"t end there: rumors circulate that several vampires are hiding among the students. And, of course, our heroine finds herself right in the clutches of six blood‑sucking brothers who also exhibit pronounced sadistic tendencies. Curious how Yui"s stay with the Sakamaki brothers under one roof will end?