Season 2, Episode 12: Needs to Know (EP34)
Résumé de l'épisode 34
A mysterious SOS call from Whitelighter Helen (guest star Azura Skye) draws Harry (Rupert Evans), Mel (Melonie Diaz), Macy (Madeleine Mantock) and Maggie (Sarah Jeffrey) into a perilous conflict with Darklighter Helen. In an attempt to reignite the Power of Three, Macy resorts to drastic measures.