After Caroline and Stefan get married, Klaus things he will never find someone he loves as much as Caroline. He gets drunk one night and goes to a vampire that can read the future. The shrink tells him “you’re gonna thinks the worlds ending, that you has no purpose, and you’re gonna be truly miserable inside unti you meet Natalie. She’s the Vampire embodiment of sunshine, she’s funny, and she’s smart and she’s warm and compassionate. Shes eager to please, affectionate,. Shes very hyper, but you will adore her all the same. She will have a rough past, and her eyes will glow blue with the power of the oceans tide.” He finds her, and slowly stalks her, and slowly incorporates himself into her life