The Vampire Diaries · S3, E4
Disturbing Behavior
Still in Chicago, Klaus enlists the help of a witch called Gloria to try to discover why his plan is not working. Gloria's spells reveal some intriguing glimpses of the truth, but she soon realises she needs Stefan to complete the puzzle. Back in Mystic Falls, a new enemy pushes Damon over the brink with devastating consequences, while Caroline struggles with her own emotional issues.
