To protect her, Rafe prevents Alison from entering ""Tempted"" and says it's too late to save those inside. Jack warns everyone Caleb's back, Livvie's helping him and Lucy's dead. Steel walls trap everyone inside. Caleb reveals himself and explains how he destroyed their lives- with help from Livvie, who enters with Daniel. Caleb tells Eve and Ian he and Livvie are Daniel's parents now. Before killing everyone, Caleb plans to make love to Livvie in front of them. Caleb pledges his love to Livvie and puts his trust in her. She betrays Caleb by stabbing him with a metal stake, then announces Caleb's finally dead.