PPPE-420 | A contract to make her nipples her slave in exchange for paying off her beloved mother's debts. A slow, insidious, kneading torture that doubles her sensitivity, nipple harassment training, and rape. - Marina Yakuno

My beloved mother was burdened with a debt of 50 million yen. In my despair, the wealthy Yoshimura presented me with the most despicable contract: to become his nipple sex toy. Refusal would ruin my mother... I steeled myself, and from the day I removed my clothes with trembling hands, my hell and pleasure began. "Don't resist, show me how much you're feeling it." Yoshimura's fingers, brush, and vibrator relentlessly ravaged my breasts... My body, whose sensitivity had been amplified several times over, was transformed into a "sex slave" that would spontaneously burn and throb with even the slightest touch while cleaning or pouring drinks... "Please... play with my nipples a lot, and make me cum..."