The mixed-gender open-air bath, popular with couples, is not reserved for private use, so anyone can enter! There are some suspicious men there... sitting in her boyfriend's blind spot, showing off their erect penises at an angle that only she can see! When she notices the erect penis, she is distracted from her boyfriend's conversation. She is so hot that she tries every trick in the book to get away from her boyfriend and start looking for an erect penis!