SDAB-351 — 18-year-old Aina, with her extremely sensitive body, experiences her first orgasm in three intense scenes.

Bright and sex-loving 18-year-old A-chan takes on the challenge of experiencing orgasm! In a passionate training session with a female instructor, she blushes at the sight of "someone else climaxing" for the first time. However, once the practical session with the male actor begins, she climaxes repeatedly with a reaction far exceeding her debut! Big dick sex and a furious threesome with two muscular men lead to continuous orgasms that melt your brain!