The Five Kingdoms Chronicles Siren Sea

Orphaned abbey-scholar Katrin is catapulted from obscurity when she journeys to the Tsar's great city, joining a tsarina and a woodsman to aid her wrongfully imprisoned brother. But when she releases magia she didn't know she had to win her brother's freedom, she attracts the attention of a trafficker in unlawful magical talismans made from the bones of dead fey. Only by working together with her new friends can Katrin hope to survive - and avert war between mortal and fey. "A charming tale brimming with magic ... intriguing and lyrical" (Kirkus Reviews)