JUY-985 Yuka Oshima's invitation from her mother-in-law who wants her son-in-law's big dick all the time

Yuka, a mother, lives with her children and son-in-law Takeshi while her husband is transferred to a rural area. - When she was living a life of frustration because she could not meet her husband, she learned that her daughter and her husband had not been together for a long time. - One night, Yuka witnesses Takeshi masturbating alone. - Yuka is fascinated by the size of Takeshi and seduces him, telling herself that she must let out her son-in-law's sexual desire in place of her daughter. - From that day on, Yuka was fascinated by Takeshi's sweet feelings and started looking for a son-in-law all the time...