Rated 19 Secret Lesson (2020)
Original title: 19금 비밀과외
Rated 19 Secret Lesson is a 2020 Korean-language drama movie directed by Richard Kim, with a running time of 1h 16m. It stars Yoo Jung, Sung Yeon and James.
Yoo-jeong, who was in a relationship with Hooni, has a problem. It's sex, For her, sex is always simply an act of uninteresting love. But after hearing the words hurt by her lover. In search of a secret tutor of sex, you will be born again from a sex beginner to a sex scene.