No Breathing

Two very different restless youths join a swimming competition for love and friendship which is, in fact, a rite of passage to growing up.

• 
  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