Fivemembersofthemountainbikeclub,Sangaja.Torideamountainbike,weheadtoChiaksanMountain,whereMin-joon'
sUnclevillaislocated.AfterarrivingatChiaksanMountainandenjoyingtheride,strangethingsbegantohappentotheparty….Andsomethingunidentifiedchasingthem!AdesperatesurvivalgameforSangaja'
spartytosurviveonChiaksanMountainbegins.
