Toshishita Kareshi no Renai Kanriheki
Complete | Sakurabi Hashigo | 2000 released
friends become abuser/abused become... lovers one could easily say that the guy wanted it from the beginning, and he did, but the younger guy didn't know that. he was under the impression that he was raping his best friend and he did it anyway. the fact that he enjoyed himself changes nothing.
Virgins' Empire