Joon Ho is a third year high school student who just finished taking his university exam. His main interest is to sleep with Seo Yeong, his girlfriend, but, so far, she has turned him down.
| Actor | Role |
|---|---|
 Lee Ju-seungJoon Ho | Joon Ho |
 Kang Min-ahSeo Young | Seo Young |
 Min Sung-wookMyung Ho | Myung Ho |
 Jang Yoo-sangYoung Seok | Young Seok |