Vampires chan Can't Suck Properly

Luna Ishikawa, a new student, attempts to cultivate a mysterious vampire persona among her classmates. However, her efforts are undermined by her own shortcomings; she's short, clumsy, and struggles with the basic vampire skill of blood-drinking. Her classmate, Tatsuta Ootori, discovers Luna's secret and, rather than being frightened, offers his assistance. He sees potential in the timid vampire and takes it upon himself to help Luna transform from a small, timid animal into a fearsome creature of the night. The anime explores themes of self-discovery, embracing one's true nature, and the unexpected bonds that can form between individuals.