After Their Betrayal, the Ancestor Blood Awakened

On her eighteenth birthday, her contract partner kneels before the crowd—and kisses her sister's fingertips instead. He snaps her ring, tears their blood oath, and calls her a useless nobody. The backlash makes him cough blood. But the moment the contract shatters, something ancient stirs inside Ella. Something that has been waiting for eighteen years. And now, it wakes up......