Blood Bound

A debut high-stakes fantasy romance trilogy set against a once-in-a-generation duel to the death between rival witches and dragon riders as they battle to control the source of all magic in their kingdoms. Astrid has always known she is destined to die. She is the last Nachstern witch and heir to the Queendom of Arturea, cursed by a centuries-old covenant to duel the heir to the Kingdom of Vatra for the source of all magic: the Heart.