Cassie enlists the Circle's help when she receives a frightening warning about the witch hunters' return. At the same time, her true feelings for Adam and Jake surface during a birthday party that Ethan decides to throw with the help of Diana. Meanwhile, Faye and Melissa take their inner power to a chilling new level when they try a little of Lee's (guest star Grey Damon) "Devil's Spirit".

Cast: Britt Robertson, Thomas Dekker, Gale Harold, Phoebe Tonkin, Shelley Hennig, Jessica Parker Kennedy, Natasha Henstridge, Grey Damon, Marvin Duerkholz, Bianca Lawson, Chris Zylka