In the season finale, Cassie and Diana unleash their dark magic, Charles and Dawn get a shot at restoring their powers and Faye fights for her life.
Adam, Diana, Cassie and Melissa make it to Prom, but when they lose a crystal to Eben they end up in a life and death situation.
Jake calls for a meeting with Isaac to see if they can get him to change sides. The Circle does magic to find the remaining crystals.
Jake, Cassie and Faye seek out Jake's grandfather's family crystal and are confronted with disturbing theories about the events of 16 years ago.
A witch hunter has a message for Blackwell. Faye and Melissa help out Adam at the Boathouse in return for magic to enhance their love lives.
Cassie and Adam visit Cassie's grandmother, Jane, to find out if there is a spell to reverse the curse on their love. Eva starts stalking Faye.
Cassie catches Blackwell sneaking around. Faye shows up at Lee's house and gets a surprise. Diana checks out a new guy in town.
Cassie storms off when an evil figure from her past shows up and is captured by Eben and his band of witch hunters.
Valentine's Day brings slumber parties, surprise hookups and vengeful witches. After some mood-altering "Devil's Spirit," Diana loosens up around Lee.
Cassie enlists the Circle's help after she gets a warning about the witch hunters' return. Plus, her true feelings for Adam and Jake surface.
Jake returns and offers Cassie the chance to find out what happened 16 years ago. Charles and Dawn try to get Ethan on board as an ally.
Adam asks Cassie to the Fire and Ice dance. Faye asks Lee to help her with a spell that would grant her individual magic.
Cassie reveals a secret to Adam. Faye recruits a mysterious stranger, Lee, to help her with a spell.
Adam is protective of Cassie when Faye reveals that Jake might be hiding something dangerous from them. Melissa's cousin Holden catches Diana's eye.
Worried after not hearing from her grandmother, Cassie wants to go look for her. Diana decides the entire Circle should go and invites Jake along too.
Faye convinces Cassie to throw a big Halloween party, but it takes a dangerous turn. After a fight with Diana, Adam turns to Cassie for advice.
Andrew Miller gives us a look into Cassie's relationships with the guys in her life.
What if your darkest secret was not your own?