Kaori, a frustrated married woman, has stopped having sex with her husband due to erectile dysfunction. One day, she witnesses her brother-in-law, who has come to live with her, using my underwear as a masturbation aid, and her heart flutters at the sight of his erect cock, igniting her desire! She seduces her brother-in-law, sucks on his erect cock, and leads him to her wet pussy! He thrusts into her hard, making her cum in agony! He finally ejaculates inside her!