TOEN-28 Forbidden Incest: Keiko Isoyama, a 50-year-old stepmother who couldn't resist and laid hands on her son.

One day when her son-in-law falls ill and takes a day off from work, Keiko, wanting to do something as a mother, works hard to take care of him. - Suddenly, something hard and erect hit my right hand. - Even though I knew I shouldn't, I found myself clutching my step-son's penis and eagerly moving it up and down. - From then on, she started having sex whenever her husband was away...