URE-136 Live-action version: Mom is a woman too! 1 & 2: Sexually-driven mother x son forbidden lovey-dovey incest by Rei Kimura

Forbidden lovey-dovey mother-son incest! Exclusively starring Kimura Rei's first live-action film! Natsumi, a full-time housewife, has not had sex with her husband for a while, but she convinces herself that it's normal since she's getting older. However, one day, her only son, Takuya, who is preparing for entrance exams, begs her, saying, "I can't concentrate on my exams because I see you as a woman! So let me have sex with you!" Natsumi naturally rejects his request, but Takashi's persistent pleas and the carnal desires welling up inside her push her to cross the line...