Makaido

Yonezo Yonekura is a young student beginning to notice his childhood friend, Tomoyo, in a new way. But Tomoyo is attracted to intelligent people, and Yonezo is not especially bright. On his way home one day, a strange old man warns Yonezo not to touch a demonic book he will find after school. When Yonezo comes across it, curiosity gets the better of him, and he picks it up anyway.