The wife who had a couple fight has returned to her parents' house. When Koichi was alone, her sister-in-law Nao came to visit. He gratefully welcomes Nao, who offers her reconciliation advice. Her Nao's real aim was Koichi's body. Taking advantage of her sister's absence, she repeatedly provokes her with a racy pose and wash her back while she is taking a bath, and she rushes into the bath. Koichi, who was shown her sexy body, refused with her mouth, but Nao didn't miss that her lower body reacted firmly...
