Kuze Sakurako smart, compelling, comes from a noble family and lives alone in a respectable mansion. Here is the only passion of the young women are not art, not intrigue or fast life, and... bones! Yes, black-haired young heiress of the sort found his calling in osteology, and her favorite pastime – wandering around, looking for bones; both animal and human – they are much more interesting! One day she meets a young employee of the Museum Tatewaki, Shotaro, who first just helping her, and then becomes a real partner.