 Daja is secluded and ignored because she is a Trader, Tris wreaks havoc through weather when girls upset her by making fun of her, Briar threatens other boys with knives, and Sandry is caught looking at the looms too much.They are all taken to Discipline Cottage, an isolated cottage for children who do not fit in, where they are overseen there by Dedicate Lark, a kind and gentle thread mage, and Dedicate Rosethorn, a sharp plant mage.The four learn they have magic, which none of them knew about.