A lovestruck teen plans to win the school heartthrob by going from curly to straight hair — until a new transfer student changes everything.
Shin Eun-soo
Park Se-ri
Gong Myoung
Han Yun-seok
Cha Woo-min
Kim Hyeon
Youn Sang-hyun
Baek Seong-rae
Kang Mi-na
Ko In-jeong
Choi Gyu-ri
Ma Sol-ji
Lee So-i
Bang Ha-young
Shon Hee-rim
Jung Da-wool
