Craving a new sensation, Ayumi convinces M-kun to don a cock ring for their amateur fuck session. As they begin, Ayumi's eyes widen with surprise and pleasure, feeling M-kun's enhanced hardness filling her up. She arches her back, inviting M-kun to plunge deeper into her wet slit from behind. The tight fit sends waves of intense pleasure through both of them, making M-kun's thrusts more urgent. Ayumi's tight cunt gripping his cock sends M-kun over the edge, his body tensing as he unleashes a torrent of cum deep inside her, leaving them both breathless and satisfied.