How hard could it be to impersonate a doctor? Kang Dal Go (Yang Dong Geun) is a mid-level gang member in Pusan who suddenly finds himself kicked out of the gang and fleeing from the police due to an investigation. Dal Go goes to hide out in busy Seoul and ends up getting a job as a doctor at a university hospital. There, he meets dedicated doctor Kim Yoo Na (Han Ga In) and falls in love with her. He competes for her heart with prosecutor Suk Hee Jung (Lee Jong Hyuk), while Yoo Na’s sister-in-law, Lee Hye Young (Park Shi Eun), whose husband was killed by gangsters, is drawn to Dal Go. How long can Dal Go keep up his dangerous charade? “Dr. Gang” is a 2006 South Korean drama series directed by Park Sung Soo.