Having numerous marital problems, Piper and Leo turn to a marriage counselor for help. After getting advice to talk about their memories in order to remember how things have been, Piper decides to cast a spell to relive their past, and happens to get Phoebe, Paige, their cat Kit, and a demon caught up in the spell. As Leo and Piper work through their problems, Phoebe and Paige try to figure out what happen while keeping themselves safe.