This Piper Halliwell photo contains
outerwear, overclothes, top, and blouse.
There might also be
overgarment, outer garment, well dressed person, suit, pants suit, pantsuit, and leisure wear.
Piper ends up in a mental institution after The Source brain washes her and tricks her into surrendering the Power of 3. It's up to Phoebe and Paige to prevent The Source from destroying them all.