No Breathing (Hangul: 노브레싱) is a swimming movie released in 2013. It is a South Korean sports film set in the world of competitive swimming, starring Lee Jong-suk, Seo In-guk and Kwon Yuri.
A gifted swimmer rediscovers his talent by entering a competition against his long-time rival.
Woo-sang (Lee Jong-suk) is a national swimmer who's always pursuing the number one spot. Won-il (Seo In-guk) is a swimming prodigy who stopped participating in the sport, and now wants to make a comeback. Not only do they become rivals, but they also fall for the same girl, Jung-eun (Kwon Yuri), an aspiring musician who is their childhood friend. The three lifelong friends suddenly find themselves having to juggle love, friendship, and competition, as they undergo the rite of passage of growing up.
Open Water Swimming
No Breathing was listed as one of the Great Movies for Open Water Swimmers by the World Open Water Swimming Association and the Daily News of Open Water Swimming.