[Movie] Merlin (S4E7) The Secret Sharer
Synopsis: Morgana joins forces with an enigmatic wizard named Alator to uncover a secret that could change the course of destiny: the identity of Emrys. Meanwhile, Agravaine tries to make Arthur suspect Gaius as the traitor, as Alator kidnaps him to extract Emrys’ identity from him. Merlin knows Agravaine is the traitor, but Arthur does not believe him. While Merlin and Gwaine try to find Gaius, Agravaine warns Morgana. Alator manages to extract Merlin’s identity from Gaius. When Gwaine finds Agravaine with Gaius, he convinces the knight that he’s here to help and they get Gaius back to safety. Convinced by Gaius’ words, Alator turns against Morgana, and saves Merlin from her. Agravaine is forced to apologize to Gaius, who afterwards tells Arthur that Dragoon didn’t kill Uther.