Adult role-play. Masa has secretly adored Rio, the older sister of his childhood friend Makoto, for years. She may be a messy, carefree tanned gyaru, but she is always kind, smells wonderful and radiates sex appeal. When Masa visits to collect a game while Makoto is away, Rio invites him inside to escape the summer heat. After teasing the shy virgin, she beckons him into a dark closet, kisses him and slips him plenty of tongue. By flashlight, their sweaty bodies come together as Rio uses her expert technique to drain him again and again. Her lust fully awakened, she pounds him in relentless riding positions and tells him he can cum inside her.