Kang Hyun-Ho has never had a boyfriend in her life. She begins swimming lessons at a sports center. There, she develops a crush on Jo Woo-Jin . Meanwhile, Han Yoo-Ra is Kang Hyun-Ho's swimming instructor. He develops feelings for her.
as Kang Hyun Ho
as Han Yoo Ra
as Joo Woo Jin
as Chairwoman Yoon
as Jung Dong Ho
as Park Soo Jin
as Min Ji Eun
