Forgive me... I Was Raped By My Sister's Boyfriend Mami Sakurai

Relying on her older sister, Maya, who is married and lives in Tokyo, Rina moves to Tokyo and lives at her sister's couple's house. A husband who can't help but worry about the responsibility of taking care of his daughter, who has a sister who blooms in the story of a recent boyfriend. In spite of such worries, Saeki, who dutifully visits to greet Rina on her way home from a date, is a sociable man... However, although this man is serious on the surface, he really likes women. Lust for Maya without discipline ….