After a disastrous attempt to try to warm his neighbors up to him with a violin performance, Wataru pleads with Nago to help him become more confident. Nago tasks him to trail Megumi as her bodyguard, but he finds himself working with a strange man claiming to also be working for Nago!

As a bizarre Fangire attacks mother and daughter in both the past and present, both Otoya and Wataru must save their respective female targets before the Fangire is able to make them his bride!