The mother-in-law, who can't resist her son-in-law's big penis every day, is tempted. (Shiina Yuna JUR-004)

Recently, her husband's erections have become less frequent, intensifying Yuna's sexual desire. While tossing and turning at night, she discovered that her father-in-law, Ryuichi, who lived with her, was masturbating all night because his daughter wasn't around. When she saw his enormous penis, her own desires surged uncontrollably, and under the guise of caring for him, she began to masturbate him regularly, indulging in the pleasure of his thick penis. She spent a decadent period with her lustful stepmother, her father-in-law's unsatisfied sexual desires finding release only through masturbation…