Yuta’s dad introduced Iroha to his son. At first, Iroha found Yuta sweet, sociable. But after the remarriage, living together, Yuta skipped school, rebelling against his parents. Once, Iroha caught him masturbating to her photo! Yuta knew she saw. That night, thirsty, Iroha went to the living room, finding Yuta awake. As she turned to leave, he grabbed her, forcibly taking her body! Since then, Yuta treated Iroha as a toy for his lust. He played the good son to his dad but secretly fucked his wife behind his back. Iroha admitted Yuta’s sexual prowess. Though coerced, he made her cum repeatedly. She grew proactive, savoring the pleasure. She even rejected her husband’s advances to sneak to Yuta’s room, letting him unload all his cum inside her...