Living alone in the countryside, Momoka decided to live with her son and his wife who reside in the city. Although her previous life was lonely, Momoka was thrilled about living with her son's family. Half a year into their cohabitation, they had found a comfortable distance between each other. Just then, Momoka was pushed down by her son. As she aged, Momoka's sexual desires grew stronger, and she would masturbate daily. Her son had seen this. The son roughly caressed Momoka and penetrated her. Although Momoka resisted, her son did not stop and ejaculated inside her. A few days later, Momoka was confided in by her daughter-in-law that they had been sexless recently, possibly due to her. Just then, Momoka's period ended...
