Iori Yuki has known her boyfriend for a long time and it's time to bring him back to her family, but when she comes to her father's house where she is working, only her mother is at home.
While looking for the toilet, the guy accidentally saw his lover's mother changing, his curiosity and lust made him stand and look for a long time, when her mother finished changing, he sneaked into the room and took the underwear that had just been changed and still had warmth on his body and masturbated.
Discovered that the guy was scared, but unexpectedly, instead of scolding, her lover's mother was gentle because she had not had sex with a young man for a long time. After that, whatever happened, the two of them had a clumsy happy time without anyone knowing.
