There's Roh the werewolf, Tohru the transparent human, and Koh the vampire. What on earth will happen to Maria now that she has come to live in the same house with these three strange cousins?

Mimi has become the manager of Okamiso in place of her late grandfather. It was formerly a place of memories where her first boyfriend, Toma, had lived. But the new tenant is a super beast who gets down and ...