A cardiac surgeon and a rescue worker meet again long after harsh circumstances separated them.
EPISODE 1
Episode 1
Dong Joo delivers food to Soo Wan and soon both teens have stars in their eyes.
EPISODE 2
Episode 2
On Soo Wan's birthday, Dong Joo invites her over to meet his family and takes her on a romantic adventure; Jung Hwa fills in for Dong Joo at work.
EPISODE 3
Episode 3
Hospital director Jae Beom tries to persuade Dylan Park (Dong Joo) to return to the U.S.; Dylan looks for answers about his mother's mysterious death.
EPISODE 4
Episode 4
Hospital authorities frown on Soo Wan's methods during emergencies; when Dong Joo confronts her, the two are struck by a sense of familiarity.
EPISODE 5
Episode 5
Ji Woon tries to make peace between his girlfriend, Soo Wan, and Dong Joo; chance brings the former lovers together.
EPISODE 6
Episode 6
Soo Wan arrives at the emergency room; Ji Woon learns about Soo Wan's first love; Jae Beom pushes Dong Joo to return to Boston.
Lee Sang-yoon
Kang Ha-neul
Kim Ji-seok
Jeong Jin-yeong
Jung Ae-ri
Kim Ho-chang
Park Jin-joo
Ku Hye-sun
Nam Ji-hyun
Gong Hyeongjin
Seungri