ROE-211 Saki Oishi was seduced by the lustrous body of her mother-in-law, who aspires to be an underwear model... A week in which she drowned in her instincts over and over again.

Since this spring, the three of us have been living together with my stepmother, Saki, because my stepfather has been cheating on me. A few days later, her mother-in-law informed me that she had applied for a job as a model for an apparel brand and had been hired because she wanted to work again. Both my wife and I were happy, but when we heard more about her story, it seemed like she was working as an underwear model. My serious wife is completely against it, and my mother-in-law and I can't say anything back to her strong-willed wife. Her mother-in-law can't seem to give up