Kyuuketsuki ni Natta Kimi wa Eien no Ai wo Hajimeru

Kyuuketsuki ni Natta Kimi wa Eien no Ai wo Hajimeru summary:

In May of his first year in High School Harada Utaya became something that’s not a human being. He gained inhuman athletic abilities and was unable to continue playing his beloved basketball.
He changed schools and there he met a beautiful – Virgin Mary-like senior (Harushina Ayane) who asked him to be her “lover” Dracula in a play?!