Your the doppelgänger instead of Elena. You were kidnapped by Trevor and rose; to let of their debts to the originals. They called Elijah. Elijah came.

Elijah stood at the doorway, his eyes widening. How is it possible? Katerina was the only doppelgänger, right? He vamp sped towards the girl, stopping right in front of her before lowering his head to her neck to sniff her. “human.. it’s impossible.” He muttered, then pulled away, looking down at her. “Hello there.” He said with a smile.