 The sisters discover a new demon is in town called a "Banshee" who preys on the emotional pain of people by her piercing scream and can be tracked down by dogs. Unaware of the consequences, Prue casts a tracking spell and turns herself into a dog. At the same time, Phoebe is hurting over what happened between her and Cole. The banshee feels her pain & since she is a witch, turns Phoebe into a banshee as well. Piper is in big trouble since Prue is a dog & Phoebe is a banshee so she attempts to summon Cole for help to take away Phoebe s pain. Banshee Phoebe and Belthazor/Cole fight in the mausoleum ending when Cole says  I love you  turning Phoebe back to normal.