The Fifth Halliwheel

Paige Matthews, who feels like a fifth wheel among her happily married sisters and their husbands , Phoebe and Cole along with Piper and Leo, but becomes firmly convinced that Cole is still evil. The situation gets worse when Paige becomes convinced Cole's still a demon, while the new (temporary) Source and the Seer secretly plot to impregnate Phoebe using Cole's body. Meanwhile, the sisters try to save a columnist as Cole tries to get Paige out of the way through his demonic contacts in the underworld, reasoning.