Min Jun's mundane office life is disrupted when his ex-boyfriend, Jin Hwan, joins his workplace after 8 years. As Jin Hwan charms their coworkers, Min Jun struggles with their past and Jin Hwan's attempts to reconnect.

Having lost his colleague who was also his brother-in-law to a serial murderer two years ago, homicide detective Jae Hwan is unable to contain his hatred toward the murderer and dives headfirst into hunting the brutal killer. Jae Hwan finally comes face to face with the murderer Jin Hyuk but in the heat of the chase, they get into an accident. Waking up in a hospital, Jae Hwan realizes his body has been switched with that of the murderer. To protect his family and uncover the secret of this body switch, Jae Hwan begins a desperate chase.

Gi-se is a failed comedian and estranged son of a mob boss who left his hometown for the city years ago. After his father’s death, his gag show shuts down and he becomes jobless overnight. He decides to return to his hometown, where he meets his old friends and first love Young-shim. He tries to find his place to belong and dreams of a new life. But soon things change radically and he finds himself inheriting his father’s position as a local crime boss that leads him to face the truth about his father’s death.