In Mercy, Rain (Wayward Children, #7.5)

by Seanan McGuire

She no longer thought of “not too many chores” as a benefit, either. The other children at school had been envious when she told them how little she’d been expected to do, but expectations had been low because no one had believed she was capable of anything.

The light that had been starting to gleam in Jack’s eyes guttered out like a candle. “I gave up being beautiful a long time ago. That story belongs to my sister, not to me.” “Who told you that there’s only room for one person inside a story?” Alexis demanded. “That isn’t true. That’s never been true. You don’t have to take things away from others if you want to have them for yourself! You have a heart, don’t you?”