[Machine Translation] Don't let them fall in love! A desperate "Operation to stop you from losing your virginity" is about to begin! A vampire love comedy of great turmoil! --Ranmaru Mori (Ryo Yoshizawa), who works at a public bath, is a 450-year-old vampire. He is in search of the ultimate taste, "the blood of an 18-year-old virgin", and spends his days watching over the growth and purity of 15-year-old Li Jin ( Itagaki Li Mitsuhito ), the only son of the bathhouse owner. If their love is fulfilled, it means they are in danger of losing their virginity! In this desperate situation, Ranmaru decides to "not let her fall in love with him! and Ranmaru's desperate plan to stop her from losing her virginity begins! However, when Ranmaru visits Aoi's house with such enthusiasm, Aoi, who is a vampire geek, falls in love with him. Aoi's brother, Franken (Mendy Sekiguchi), the brainy gang leader, appears on the scene one after another, and their misunderstandings and misunderstandings cause their love arrows to cross each other's paths! Then, the shadow of Ranmaru's older brother Chouka ( Go Atsushi Maeda ), with whom Ranmaru has a history, creeps up on him... The trailer is included as a video bonus.