A band of knowledge-stealing warlocks hunt down a young man who uncovered the location of one of the greatest sources of power in the world. Meanwhile, Prue has her hands full with Jack Sheridan.

Piper is attacked by demons and winds up in a coma, and as she hovers between life and death, her spirit meets a familiar face who wants to help restore Phoebe's faith in love. Phoebe, Drake & Paige rush to save Piper by attempting to locate Leo, who's memory has been wiped clean by the Elders in attempt to allow him to choose his own destiny: be an Elder forever or choose Piper, and become mortal.