In an attempt to gain control of the Manor and the Nexus, Cole decides to try to take down Piper, Phoebe, and Paige through legal means: Piper through a failed health inspection at P3, arresting Paige, and using a shapeshifter to take over the life of Phoebe. When a demon who is working with Cole accidentally tells the real Phoebe about Cole's plan, the sisters go about finding a way to defeat Cole.