To find the missing self-portrait of a recently deceased painter, two rival curators at a Seoul art museum each commission a team of detectives.
Two rival curators of an art museum enlist the help of K's detectives and the Genius Detective Team in an attempt to outshine each other. The competition between the two teams becomes fierce as they must find the self-portrait of a recently deceased artist before the painting is auctioned off on the same night.—Wikipedia