Theworldhasbeenravagedbyvampires.Agroupofsurvivorsbandtogethertosearchforlovedoneswhomaybealive,deadorsomethinginbetween,eventuallytakingshelterinwhatmaybetheonlysafehideoutlefttothem.Butwelldefendedhideoutshaveawayofbecomingprisons.Andprisonsaren'tthesafestplacetobewhenyourfriendscanturnonyouatanytimeeee