107START-094 I couldn't hold back my erection when I saw her sister's defenseless no-bra post-bath look and tried to attack her, but instead, I was made to cum inside her multiple times by that super conservative and hypersexual woman.

Just before starting to live together, I was allowed to stay at her place until the day we move into our new home. She had a quiet older sister, Reisan. Although Reisan seemed strict, she was extremely careless at home. She didn't wear a bra and shook her H-cup breasts, and under her tight cami, there was... I couldn't stop getting hard for such a beautiful Ms. Rei, thinking it was dangerous, when she started seducing me from over there…!?