Chase attempts to learn more about Roman and Riker's shape-shifting abilities by developing a potion. While Chase is not around, Kaz drinks the potion to test it out on himself, and gains shape-shifting abilities. While demonstrating his abilities to Oliver and Skylar, Kaz turns himself into a sheep, but then does not revert to his human appearance. Chase discovers that Kaz drank the potion, and explains that when he became a sheep, he took on the mental capacity of the animal, preventing him from knowing how to change back. The effects of the potion eventually wear off and Kaz returns to his former self. Meanwhile, Perry reveals to Bree that she starred on a television series when she was a child, and that a cast or crew member has died on every Halloween since the show ended. Perry is the last surviving member of the series and fears for her life, so she has Bree protect her.