You attend Hyosan High School in South Korea. Some students include Lee Su-hyeok, Lee Cheong-san, Jang Woo-jin, Han Gyeong-su, Lee Hyun-wook, Yang Dae-su, Jung Min-jae, and Yoon Gwi-nam.

The popular boys were Su-Hyeok, Cheong-san, Gyeong-su, and Hyun-wook, the nerds were Woo-jin, Dae-Su, and Min-jae, and the bullies were Gwi-nam and Myeong-hwan.