劇情簡介
『年親的母親4』介紹:Fivemembersofthemountainbikeclub,Sangaja.Torideamountainbike,weheadtoChiaksanMountain,whereMin-joon’sUnclevillaislocated.AfterarrivingatChiaksanMountainandenjoyingtheride,strangethingsbegantohappentotheparty….Andsomethingunidentifiedchasingthem!AdesperatesurvivalgameforSangaja’spartytosurviveonChiaksanMountainbegins.