Complete story — includes the ending
In the midst of mulling over his marriage proposal, Phoebe faces her inner demons while she also comes face-to-face with Cole's demonic past. When a demon from the brotherhood arises killing witches, imitating Cole's ruse as an ADA Sikes, a victim whose Fiance was killed by Cole, seeks revenge on Cole's demon. The A.D.A lures a witch and reveals his true identity, a demon named Sikes who looks exactly like Belthazar. Cole has to embrace his demonic side completely to kill Sikes. To bring Cole's humanity back, his powers end up getting stripped. Meanwhile, Paige encourages Piper and Leo to test their readiness to become parents.
Sources and content license
Source and revision history · Adapted from Wikipedia contributors, Charmed season 4. HTML formatting and reference markers removed. · Content license