BestfriendsEmilyandLesleydecidetotakearoadtriptogetawayfromitall.WhenEmailmakesadecisiontoturnoffthebusyhighwayandontoadesertroadallhellbreaksloose.Theysoonfindthemselvesthetargetofamysterioustowtruckthatforcesthemintoadangerousgameofcatandmouse,turningtheirroadtripintoaliving,breathingnightmare.