With Leo's promotion to Elder leaving Piper in a surprisingly happy mood, Paige decides to cast a spell on her to see if she's really as good about the changes in their lives as she claims to be. However, the spell backfires and leaves Piper with amnesia. Needing Leo's help to reverse things, the sisters soon discover that he's being held captive by warrior maidens and they take it upon themselves to go save them. Phoebe gains the power of empathy.

Wyatt accidently brings a dragon to life, and as a result, the Cleaners arrive to make sure the baby's actions don't cause magic to be exposed as real. However, when the Cleaners try to make Wyatt disappear from the Charmed Ones lives, Piper, Phoebe, and Paige have their work cut out for them when they try to get him back.