Leina's husband was on an overseas business trip, leaving her alone with their two sons, Shogo and his friend Shinichi. Shinichi had grown up and noticed how beautiful Leina still looked, saying so out loud when they were together. This made Leina become more aware of herself as a woman. Meanwhile, Leina's loneliness during her husband's absence led her to masturbate daily. One day, Shinichi caught sight of her doing just that. Note: The contents may vary depending on the distribution method used.

れいなの夫は海外に単身赴任で、息子のしょうごと2人で暮らしていた。しょうごの友達の新一は大人びていて、れいなを見て「相変わらずしょうごの母さんは綺麗だな」と話す。それを聞いたれいなを女として意識するようになる。そんな中、夫の単身赴任が寂しくてオナニーが日課になっているれいなを目撃してしまう。※ 配信方法によって収録内容が異なる場合があります。