Desperate to find a way to vanquish Dahlia (guest star Claudia Black), Klaus (Joseph Morgan) soon finds himself face-to-face with another deadly threat - Mikael (guest star Sebastian Roche). Meanwhile, as Hayley (Phoebe Tonkin) and Rebekah (guest star Maisie Richardson-Sellers) work with Freya (guest star Riley Voelkel) to track Dahlia's whereabouts, Elijah (Daniel Gillies) and Marcel (Charles Michael Davis) prepare a safe house in Algiers with the help of Josephine (guest star Meg Foster). Elsewhere, determined to protect Hayley and baby Hope, Jackson (guest star Nathan Parsons) approaches Hayley with a risky idea that leaves her conflicted. Finally, Aiden (guest star Colin Woodell) finds himself torn between his loyalty to Jackson and his secret alliance with Klaus.
