WHEN TWO SIDES COLLIDE — With Vincent on the loose and hell bent on revenge, Klaus brings Cami to the safe house as he and Hayley return to the compound.
After a series of strange encounters, Rebekah becomes intrigued by a mysterious girl who has recently arrived to the insane asylum.
When Rebekah notices an unusual change in Elijah’s behavior, she asks Klaus and Hayley to meet her at their safe house, reuniting them with baby Hope.
When Klaus (Joseph Morgan) discovers that Elijah (Daniel Gillies) has been afflicted by Esther’s (Sonja Sohn) magic, he heads to the bayou in search of an antidote, but quickly realizes he’s not alone.
Fed up with her antics, Klaus (Joseph Morgan) becomes agitated and demands that Esther (guest star Sonja Sohn) release Elijah (Daniel Gillies), whom she has captured.
In order to show Elijah (Daniel Gillies) that her plan is what’s best for him, Esther forces him to relive a time long ago when he loved a young woman named Tatia (guest star Nina Dobrev).
Knowing that it’s only a matter of time before Klaus (Joseph Morgan) comes after them, Davina (Danielle Campbell) takes Mikael (guest star Sebastian Roche) to her family cabin in the woods.
When Klaus (Joseph Morgan) and Elijah (Daniel Gillies) receive a cryptic invitation to dinner from their mother Esther, who continues to inhabit the body of Harvest girl Cassie (guest star Natalie Dreyfuss), they find themselves preparing for the worst.
As the baby’s due date draws near, and Elijah embark on a search for Hayley, while Hayley herself is determined to do whatever it takes to keep her unborn baby safe and away from the witches.
Klaus and Elijah enact a plan to collect the sacred stones needed by Genevieve in order to forever change the fates of Hayley and the werewolf community.