The Vampire Diaries (2009)

S2E9 Katerina

Elena finds herself in a perilous situation as she delves into Katherine's history and contemplates her own future. Aware that Stefan would disapprove of her intentions, she enlists Caroline's help, making her promise to keep it under wraps. Meanwhile, Damon turns to a recent ally to uncover the true significance and strength of the moonstone. Jeremy and Bonnie encounter Luka, a newcomer whose intriguing family background raises eyebrows.