Aishuu no Kanon
Complete | HIHARA Mariko | 2000 released
He bought the son of his former lover as an act of revenge, only to be told that he has been fucking his own son. But no, just a lie. The outline is okay, but the story is immensely lacking. It is too rushed for a convoluted plot.
Renai-rubi no Tadashii Furikata