Scorpan, Thorne, and Rep tell the CMC and their sisters the story of their days in Tambelon's School of Knighthood and the challenges they faced, including bullying from Ahuizotl when he was in Tambelon.
We all know what’s been going on with the Main 6 and Tempest while they were away from Equestria. But, the biggest questions would be: What happened while they were gone? What could the Storm King have done while he took up residence in Equestria?
One mare can only take so much. Even if she is an alicorn, something has to give sooner or later, and when it does, something terrible and all-consuming will be unleashed. Twilight has reached the breaking point and arcane retribution is imminent.
Trapped on the other side of the mirror, Twilight Sparkle has to adapt to a world without magic. Given the circumstances, that is the least of her worries.
It was a simple dynamic. Simple enough that it didn't require any questions, only the unspoken agreement to remain silent. It only required Twilight broken into pieces, so she could never put herself back together again.