Lee Hae-ri

In an all-boys school, a class of 12th grade students are in disbelief after doing a seance that revealed the presence of a ghost lurking among them. Soon their doubt turns into suspicion as the class runs into eerie events that compel them to deduce the ghost's identity.

A young entrepreneur finds an unlikely partner, and friend, in a middle-aged breadwinner as they live together in the home of an enigmatic loan shark.