Complete story — includes the ending
A winter-themed party takes place in Mystic Falls, but amongst the celebration Caroline and Stefan argue with Tyler over what to do with Klaus and his hybrids. Stefan breaks into Klaus's house and attempts to steal Alexander the hunter's sword while Caroline once again plays "the distraction" to Klaus at the winter party. She comments on the piece of art Klaus donated for display, telling him honestly that it feels "lonely" to her. Meanwhile, Elena and Damon go to the Gilbert Lake House to help Jeremy face some dangerous inner demons with the help of Bonnie and Professor Shane, who shares that he knows where to find the cure to vampirism. When Hayley snaps Caroline's neck, to save her and Professor Shane's plan, April finds Caroline "Dead." April finds out about the supernatural things happening in Mystic Falls and that Rebekah is daggered in the Lockwood cellar. Finally, Klaus discovers Tyler's plan which leads to all 12 of the hybrids being killed and Klaus drowning Tyler's mother.
Sources and content license
Source and revision history · Adapted from Wikipedia contributors, The Vampire Diaries season 4. HTML formatting and reference markers removed. · Content license