Survivalhangsinthebalanceforagroupofteenagegirlsstrandedonadesertedisland,aftertheexplosivediscoverythatwhat'shappeningtothemisanelaboratesocialexperiment.Season2upsthedramaandkeepsyouguessing,withtheintroductionofmoretestsubjects–anewislandofteenageboys–whomustalsofightforsurvivalunderthewatchfuleyeoftheexperiment’spuppetmaster.