"The Originals" season 2, episode 5 spoilers show Hayley caught between Elijah and Klaus, as cast Joseph Morgan expressed his appreciation for Nina Dobrev for making an appearance in the series.

E! News teased "The Originals" season 2, episode 5 spoilers when it reported that the story will explain just how Tatia affected both Klaus and Elijah.

"We're really grateful to Nina for coming over to The Originals and for allowing us to finally tell that story," Morgan said. "I think it needed to be told. It definitely had a huge impact on who the brothers are today and their family in general. Klaus and Elijah both were certainly interested and invested in Tatia because they both loved her."

"The Originals" season 2 cast Joseph Morgan added that Nina Dobrev coming back will provide viewers with more insight into the relationship between the siblings after Tatia.

"The story that they told back on 'The Vampire Diaries' is not exactly what went down and now we're going to find out what really happened," Joseph Morgan added.

"The Originals" season 2, episode 5 spoilers can be gleaned from the official synopsis, which reads: "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). With the help of Marcel (Charles Michael Davis), Hayley (Phoebe Tonkin) is determined to find Elijah, who has gone missing, but is torn when she discovers that Klaus (Joseph Morgan) is also in trouble.

"Elsewhere, Cami (Leah Pipes) finds herself in a dangerous situation when Mikael (guest star Sebastian Roche) takes her hostage as a way to lure Klaus to him, and Davina (Danielle Campbell) makes an upsetting discovery about Kaleb's (guest star Daniel Sharman) true identity. Lastly, a violent confrontation ensues when Klaus comes face-to-face with Mikael," it added.