While his wife was away on a two-day trip with a friend, Akira was enjoying his alone time. Suddenly, his wife's sister Reira came to visit. However, unbeknownst to him, Reira had been having issues with her husband and planned to use Akira to release her pent-up sexual desires. Unaware of this, Akira, after eating the home-cooked meal and completely letting his guard down, went to take a bath. Then, for some reason, Reira entered as well…
