"I've been worried about my hip line lately..." Sayuri is worried about her body shape changing with age. When she talks about her worries to her friend Junko, she is recommended to wear a "girdle". Sayuri immediately tries on the girdle, but it is so tight that she struggles to put it on... Although Sayuri is finally able to put the girdle on, she cannot hide her joy at the change in her hip line, even though she feels uncomfortable with the tightness. However, her son Kenji is looking at her with lewd eyes...