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.

Genres

Cast

Yoon Kyun-sang

Min-joon

Kim Ye-won

Hyun-ji

Lee Tae-hwan

Issac

Bae Geu-rin

Su-ah

Yeon Je-wook

Yang-bae

Won Mi-won

Grandmother