They take it and they return home. Enzo returns to Stefan, Caroline and the travelers. Stefan wakes up after the ritual and Caroline informs him that they found the doppelganger but to make the travelers stop, she agreed to find him with Enzo and kill him. In the meantime, Bonnie escorts Liv to her dorm and tells her that if she does not want to do magic, they can stop. Liv though says that she wants to continue and they agree to meet the next day to continue the lessons. Liv enters her room and she finds Luke waiting for her. It is revealed that Luke is her brother and that the two of them know more things that they let others believe, plus that Liv already knows how to practice magic. The episode ends with Elena and Damon fighting over their relationship and how much one depends on another. They decide to break up because their love makes them something else of what they really are but they end up in bed together because they cannot fight what they feel for each other. Feature music In the "While You Were Sleeping" episode we can hear the songs: "Fire Breather" by Laurel "Avant Gardener" by Courtney Barnett "Alive" by Empire of the Sun Reception Ratings In its original American broadcast, "While You Were Sleeping" was watched by 2.28 million; up by 0.09 from the previous episode. Reviews "While You Were Sleeping" received good reviews. Stephanie Flasher from TV After Dark gave an A− rate to the episode saying that it was good with a nice pace and good plot development while a new character (Luke) was introduced. Carrie Raisler from The A.V. Club gave a B rate to the episode saying that it was an entertaining one. Leigh Raines of TV Fanatic rated the episode with 3.5/5 commenting that "it was interesting to see werewolf venom break Elena apart differently than it has everyone else. We've only seen it in the form of a bite, so normally the audience is treated with the picture of a nasty skin rash and then the rest follows." Rebecca Serle of Vulture rated the episode with 4/5. Sydney Bucksbaum from Zap2It gave a good review to the episode saying that it was fantastic. "Not only were we introduced to new, nefarious characters, we also are getting a new doppelgänger, a new hot ship (Caroline