There is a rumor around school about Houjyou Aika giving birth to a child at the age of fifteen, just now returning to school about a year later. Reality is far worse than the gossip. Aika was raped by the d...

Kyotaro is just an ordinary guy trying to lead an ordinary high school life, despite the fact that he is the son of a yakuza boss. Then comes Kumiko, his half-sister he's never met before, who's looking for ...