姦獄水泳部～競泳水着に食い込む淫靡な肢体～

Wataru is a high school student. He belongs to a swimming club and his future as a swimmer is promising. However, he has a secret that he gets sexually excited when he sees a girl in swimsuit. Also, he secretly takes pictures of girls in the swimming club every day. One day, he loses his self-control and decides to rape them....