The Argents are back. Scott calls reinforcement and brings Allison’s dad back. He manages to save Malia and Scott. He then goes to the safe and extracts a special plant that he then gives to his father who heals from whatever decease he had. The reveals to him that the beast that they are now fighting comes from the past, and old evil. Scott asks for Stiles help to reunite the pack, starting with Kira. We see Kira in the desert with her mother about to go into a battle.