Do-hoe, a high schooler disillusioned by his father's violent Taekwondo gym, forms a bond with Ju-young, but their connection is strained by family pressure. Ten years later, they reunite.
Kim Nu-rim
Lee Do-hoe
Lee Sun
Shin Ju-young
Jang Yeon-woo
Ha Hyeon-ho
Yoo Ha-bok
Lee Jung-seok
Kim Gyeong-ryong
Lee Jang
Han So-hyun
Na Min-ji
Yoon Ji-won
Seo Gang-eun
Ham Sang-hyeok
Gwang-mo
