Her nephew is a quiet and reserved person. He has failed the entrance exam twice and has no other choice, so she has decided to let him stay at her house until he takes the exam. He is as listless as ever. Her husband doesn't seem to mind, but her daughter is pushing him into a corner with her harsh words, which makes Shoko worried. She tries to ease her frustration by inviting her husband to have sex, but it doesn't work. Shoko has no choice but to satisfy herself by masturbating while taking a bath, as usual. The next day, her nephew, who is more depressed than usual, tells her that he failed the exam. Wanting to do something, Shoko tries to ask him why. She finds out that it's because of Shoko. Apparently, her nephew saw her masturbating yesterday and that's why she couldn't concentrate. He offers her his erect penis and asks her to do something. Shoko is in a difficult position, but she also feels it's her fault, so she does as her nephew tells her and gives him a blowjob, accepting his ejaculation...