Tsubaki who started living with her daughter couple after her husband's single assignment. One night, I witnessed her son-in-law, Takeshi, who was refused to work because she was too big, immersed in masturbation. Tsubaki, who was sexless, was fascinated by the power of her towering dekachi ○ port. Tsubaki blames herself for her daughter's clumsiness and continues to seduce him day and night. Eventually, Takeshi couldn't stand it, and even though he knew that he was her mother-in-law, he choked on her bewitching foolery.
