Dental assistant Sumire is always smiling and provides careful, polite service, but beneath her appearance lies an unexpectedly erotic side. When her uniform comes off, a surprising E-cup bust is revealed, instantly captivating with its allure. During sex, she teases with seductive talk and delivers meticulous foreplay, including handjob and blowjob. Finally, she takes control in the cowgirl position, grinding her hips and milking cum with her breasts, fully unleashing her erotic potential. Here lies Sumire's true charm, one that can't be guessed just by looking at her.