I'll do it! I'll become your thrall!" A crossdressing girl and an obsessive vampire find themselves entangled in a dangerous relationship. A heart-pounding BL-esque romance drama from the award-winning Ema Toyama (Missions of Love, Aoba-kun's Confessions)!Mito, who has no family to rely on, lives on the streets, disguised as a boy. Ruka, a vampire, saves her from a perilous situation and makes her an offer: become his subservient thrall from which he can feed whenever he wants, and she can live with him—in the boys' dorm. Because her very existence depends on her secret not being found out, every day is a new danger—to say nothing of that vampire! Meanwhile, Ruka, not knowing Mito's a girl, dotes on her night and day in an attempt to ripen her "disgusting male blood," but when real feelings develop … this dangerous romance between a crossdressing girl and an obsessive vampire begins!"
To prove herself worthy as Ruka’s bride, newly turned vampire Mito has taken on intense training at an academy for demi-humans to control her bloodthirst. Having been physically transformed into a boy to attend the all-boys’ school for her own safety, her next challenge is to keep her composure even when her classmates are turned into girls by the principal’s magic! If she fails, graduating and staying married to Ruka will be out of reach! But when Ruka gets turned into a girl, Mito can’t help but feel her heart race…