51. Episode 51

A hopsitalized and delusional Lucy loses touch with reality. Chris breaks the news to Casey and Ian that Lucy's dying and he can't save her. Caleb urges Rafe to team up again to bring Joshua down. Realizing Caleb has his powers back, Rafe suspects Caleb only wants his ring back from Joshua but Caleb makes Rafe agree to help him. Rafe tells Caleb he needs to get to Alison right away. Alison confides in Jamal that she's not sure she can marry Joshua but then she reluctantly goes through with the ceremony. After wed, Joshua accuses Ali of betrayal after she tries to get Caleb's ring from him and vows to make her pay.