In an attempt to bring some fun back into their lives, Elena persuades Caroline to meet her and Liam at the swimming hole where she plans to introduce her to Liam. Tyler asks Liv for a favor and is surprised when she makes an unexpected confession. Stefan arrives back in Mystic Falls and is caught off guard when he notices a strange change in Elena. Meanwhile, at the lake, Jeremy makes a discovery about the anti-magic spell that could potentially put Elena's life in danger. Elsewhere, Damon and Bonnie stumble upon clues that lead them to believe they're not alone.