Davina takes Mikael to a cabin to heal from his wolf bites. Klaus searches for them. Elijah, Marcel and Hayley try to rescue some young wolves.

Cami teams up with Marcel and Gia after she becomes suspicious of her faculty advisor Vincent. Lastly, in a surprising turn of events, Klaus comes face-to-face with a visitor from his past.

Going after everything Esther loves. Klaus and Hayley seek an antidote for Elijah in the bayou assisted by Marcel and Josh. Kaleb takes Davina to an old hangout.

Rebekah is on the run with baby Hope.

Finn puts a spell on the compound, trapping wolves and vampires. Klaus takes Cami to the safe house, then confronts Kol about Rebekah's whereabouts.

Finn captures his brother's spirits, while the vampires remain trapped and their hunger grows.

Rebekah becomes interested in a girl. Hayley struggles with coming clean and is surprised by something Jackson admits. Klaus learns something and heads to confront Hayley. Vincent sets his eyes on Marcel for answers to what Klaus is hiding.

With the final preparations for her union to Jackson underway, Hayley begins to question whether the ritual will actually work. After arriving to the compound, Elijah has a tense encounter with Klaus and quickly suspects that his brother may be up to something. Meanwhile, Kaleb, who is harboring a devastating secret from Davina, seeks help from Rebekah when he realizes time is not on his side. Lastly, Cami makes a startling revelation involving baby Hope.

When a dangerous run-in with a coven of vengeful witches forces Rebekah to align with Marcel, they quickly discover that the body Rebekah is currently inhabiting has a checkered past. Upon learning that Rebekah is in danger, Elijah seeks out a respected elder witch, Josephine, in the hopes she might offer her assistance. Meanwhile, tensions build when Klaus clashes with Hayley and Jackson over how best to protect baby Hope from Finn, Elsewhere, Freya, convinces Finn to bring her to Mikael, the father she hasn't seen in over a thousand years. Lastly, a confrontation with Freya leaves Elijah and Klaus questioning whether they can trust their long-lost sister.

Suspicious of where her true loyalties lie, Klaus invites Freya to the compound in order to gain more insight into her past with Dahlia. After a series of strange visions,Rebekah begins to realize the body she's inhabiting is attempting to regain control. With Rebekah's life on the line, Marcel puts his bargaining skills to the test when he turns to Finn, who may have some knowledge that could help them. Lastly, at the bayou, Jackson's frustrations grow after Aiden questions his leadership skills. Elijah, Hayley and Cami also appear.

While searching for a way to vanquish Dahlia, Klaus is faced with another threat.

Setting the stage for a bloody showdown, Dahlia gives Klaus and Hayley a deadline to turn over baby Hope. Elijah attempts to convince Klaus that they need to work together in their fight against Dahlia, but Klaus forges ahead with his own dangerous plan, leaving everyone concerned about his next steps. Meanwhile, when Hayley realizes their chances of outrunning Dahlia are slim, she devises a risky plan and enlists Aiden's help. Elsewhere, Freya gives Rebekah and Elijah an ultimatum, and Marcel strategizes on how best to deal with Klaus' erratic behavior.

When Dahlia devises a clever way to get Klaus' attention, she reveals some startling details about baby Hope and leaves him with an enticing proposition to consider. Elsewhere, while Elijah and Freya find themselves with opposing views on how best to handle Dahlia's looming deadline, Rebekah, Davina and Cami work together to come up with their own strategy. Meanwhile, following a tense standoff between Elijah and Jackson in the bayou, Hayley is left to make a difficult decision about her and Hope's future. Finally, Vincent, who is eager to leave his witch past behind him, approaches Davina with an offer that leaves her intrigued.

Klaus helps Hope cope with her pain in an unconventional way. A figure from Elijah's past comes back seeking help. Elsewhere, Marcel takes on the nightwalkers, while Vincent deals with the fallout of a fateful decision.