Heo Joon (Yoon Tae Young) is a doctor. His wife was killed by an unidentified man right in front of him. Since the murder, he quit his job at a university hospital and searches out for his wife’s killer. He opens a secret late night clinic to capture the killer. Hong Na Kyung (Ryu Hyun Kyung) is a surgeon at Heo Joon’s clinic.
Yoon Tae-young , Wang Bit-na , Ryu Hyun-kyung , Choi Jung-woo , Yoo Yeon-seok
