Growing up with an abusive father, Utsutsu is highly protective of his younger sister Yume. One day, she contracts the strange Pupa virus and begins to sprout grotesque wings and attack both ...

Fuutarou Uesugi is a poor, antisocial ace student who one day meets the rich transfer student Itsuki Nakano. They argue but when Uesugi realizes he is to be her tutor, he tries to get on better ...