Harry shuddered as he recalled the memory. "Enola was delirious with the anger ... and she started hallucinating ... really badly. She thought we were all Riddle's minions sent to spy on her ... and that her daughter was the worst one for trying to get between her and Neville. I had to erect a special Ward on the nursery, one that increased in power the more violent Enola became. She became so mindlessly enraged that, in the end, I even had to channel my own power from the Resonator Stone under the Palace, just to reinforce the Ward enough to keep her out ... and then sit in the nursery with Alison myself, to protect her from Enola in person ...