Joseph Morgan, Vampire Diaries

Get ready for more Originals story time with The Vampire Diaries' Klaus.

Even though we've already ventured back 1,000 years to see the big bad hybrid's life as a human, Joseph Morgan says we'll soon learn even more about his early years.

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"We're going to learn about the ritual they went through to become vampires and also the ritual that made Klaus' werewolf side dormant," Morgan says.

And now that Elijah (Daniel Gillies) is back in the picture, it's only a matter of time before Rebekah (Claire Holt) returns — with a vengeance.

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"When somebody does finally pull the dagger out of her, he'll be more devastated than anything because he'll have let down the one person in the world he didn't want to let down, and that to him means more than any angry confrontation," Morgan says.