*In between their dating mishaps, hunky parole officer Henry Mitchell enlists Paige's help to mind a baby about to be entrusted to the foster system that made his youth hell, according to Piper just the task to make Phoebe reconsider her utterly atypical retreat from romance. Searching fro the killer of her sister, Billie returns with a seemingly harmless wound from a vanquished demon, but proves infected by him with a mystery virus that affects both good and evil magical beings. Agent Murphy enlists the Charmed ones, whom Elder nor Avatar can help directly, to find the source, an escaped military experiment patient zero. Meanwhile an ambitious demon has his own elaborate plot with the virus.
—KGF Vissers