Suspense of a chase, an escape, and a comedy. Kang Dal-go; a man hunted by gang members, trying to stay alive.A story that warms up your heart. This outcast turns into a quack. The disclosure will bring his death, yet this phony doctor never keeps quiet inside the hospital.Intense love drama! Kim Yoo-nah, an outrageous “princess” who cannot tolerate a phony. She tries to reveal his identity but her emotions get in the way..

The story focuses on the conflicts between the young teachers and the problems that high school students have. Jang Yi San is a timid and incompetent classical music teacher who has to teach the only daughter of a highly dangerous mob leader. Eun Byul is the mob leader's daughter and she is also a new student at MyungMoon High but knows nothing whatsoever.