Yeong-joo, a former synchronized swimming athlete goes to Jeju Island to put together a synchronized swimming team for a performance. She slowly befriends the haenyeo, or female divers, and gradually begins to fit into their way of life.
전혜빈
as Yeong-joo
문희경
as Ok-ja
Lee Kyung-joon
as Village foreman
Kang Rae-yeon
as Ga-yeon
Sung Min-chul
as Ddong-ging
Jo Eun
as Choon-ja
Moon Suk-bum
as Grandpa
Kim Dong-ho
as Village foreman's father
Uh Sung-wook
as Man-soo
