That JAV

Yui, a married woman suffering from sexlessness, is seen masturbating alone and alone by her brother-in-law, who threatens to have relations with her. She knows it's wrong, but her body is on fire at the thought of being needed as a woman, and her instinct is to seek out the rod. Yui, unable to escape the mire of adultery and incest, finally receives and inserts her brother-in-law's sperm into her hot vagina...