Question: what episode of vampire diaries does elena turn off her humanity?
Answer: In the latest episode, "She's Come Undone," two Mystic Falls residents face life or death situations, the Salvatores face their biggest test and a new partnership forms. [Warning: Major spoilers from Thursday's episode, "She's Come Undone."] Now that The Vampire Diaries spinoff is on, focus is back on the mothership.