The only thing she knew was that when she reached out to take the wand from Albus Dumbledore’s perfectly preserved, smiling corpse, the wand slipped in between her fingers as though it had been created for her. The jolt of power that flowed through her hand, up her arm, sinking directly into her chest was instant and electric, the kind of power that could drive someone mad. It pulsed in time with her heartbeat. 