Joleobban
English name: The Senior Class
Genres: Drama, Romance
Type: Movie, Episodes: 1
Aired: Dec 29, 2016
Studio: Studio Dadashow
Source: Unknown
Rating: R+ - Mild Nudity
Synopsis:
Joo-hee, a perfect student and the hottest girl in school, is majoring in pure arts and dreams of going to France. She's a role model for everyone as she is beautiful and talented. Jeong-woo, her fellow schoolmate and a web-toon writer wannabe, and has a crush on Joo-hee but he doesn't dare approach her.

One day, Jeong-woo finds out that Joo-hee is a student by day, but a "ten-pro" call girl at night. They become close now that they share a secret. Materially and emotionally, Jeong-woo helps Joo-hee as she wants to graduate with lots of money and with high grades. However, Jeong-woo's first girlfriend, Dong-hwa, also finds out about Joo-hee's secret, leading to all sorts of rumors and X-files about Joo-hee spreading.

(Source: AniDB)