The Sin Eater’s Daughter. Series The Sin Eater’s Daughter. No one will ever love a girl withmurder in her veins. And unlike the others, he’s able to lookpast Twylla’s executioner robes and see the girl, not the Twylla’s been promised to the prince, and knows what happensto people who cross the, a treasonous secret is the least of Twylla’s queen has a plan to destroy her enemies, a plan that requiresa stomach-churning, unthinkable sacrifice.