Go Mi-Nyu, a girl about to become a nun, is asked to cover for her indisposed twin brother, Mi-Nam, who's on the verge of becoming a k-idol. To do so, she disguises herself as a boy and joins A.N.Jell, a really popular boy band.

Five members of the mountain bike club, Sangaja. To ride a mountain bike, we head to Chiaksan Mountain, where Min-joon's Uncle villa is located. After arriving at Chiaksan Mountain and enjoying the ride, strange things began to happen to the party…. And something unidentified chasing them! A desperate survival game for Sangaja's party to survive on Chiaksan Mountain begins.

The lover of a neurosurgeon experiences strange events around her, after the neurosurgeon transplanted her hand again she has lost in an accident.