Written by: Nell Scovell & Brad Kern Season 4, Episode 01 Episode Number: 67 [Scene: Attic. Piper is in tears as she flips through the Book of Shadows. She cants the Power of Three spell, hoping that Prue would return.] (A faint gust of wind flickers the candle, but not much else. She buries her face in her hands in defeat.) Phoebe: Piper? (Piper looks up, hopeful.) Piper: Prue? (She looks at the candle. Phoebe enters, wearing her nightclothes and jacket. She has a tear-stained face.) (Piper doesn't notice, doesn't care. Phoebe finds a clean cloth, takes Piper's hand and wraps the wound.) Leo: Who?