Two very different restless youths join a swimming competition for love and friendship which is, in fact, a rite of passage to growing up.
Cast
Seo In-guk
Jo Won-il
Lee Jong-suk
Jung Woo-sang
Kwon Yu-ri
Jung-eun
Park Cheol-min
Jae-seok
Park Jung-chul
Coach Jang
Yoon Kyun-sang
Yoon Gyun-sang
Shin Min-chul
Jung-dong
Kim Jae-young
Dae-Chan
Sunwoo Jae-duk
Woo-sang's Father
Cho A-young
Se-mi
Jeon Bo-mi
Ha-na
Lee Chang-joo
Woo-hyeon
Park Yong-sik
President of the Association
Kim Young-sun
Woo-sang's Mother
Yang Joon-hyeok
Yang Joon-hyeok
Kim Jung-hak
Reporter Han
Kim Won-hyo
Key Man
Oh In-hye
Female Coach
Nam Da-reum
Young Jung Woo-sang
Yu Seung-yong
Young Jo Won-il
Park Hyun-woo
Jo Min-guk
Ahn Jang-hyeok
Prologue Commentator
Nam Doh-hyeong
Prologue Announcer
