Dong Joo delivers food to Soo Wan and soon both teens have stars in their eyes.

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.

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.

Hospital authorities frown on Soo Wan's methods during emergencies; when Dong Joo confronts her, the two are struck by a sense of familiarity.

Ji Woon tries to make peace between his girlfriend, Soo Wan, and Dong Joo; chance brings the former lovers together.

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.