Ranmaru is a vampire hiding out in a Japanese bathhouse, and has his eyes and fangs on its young attractive caretaker Rihito. But he must protect Rihito from other lovers who target him.

Alisa Mikhailovna Kujou is considered the idol of her institute. She has conquered the hearts of countless male students and is admired by everyone else, but everyone distrusts this almost perfect girl.

At Eden Hall, each glass has a story.