Trapped in a Marriage with the Alpha

"We vowed 'till death do us part.' Now, we're ordered to kill each other—while our 5-year-old daughter sleeps upstairs." By day, they are perfect parents. By night, she’s a lethal Vampire Hunter, and he’s the ruthless Vampire King. Ordered to assassinate their spouse, their marriage becomes a deadly battlefield. But as their daughter's forbidden half-blood powers awaken, they must choose: execute their true love, or unite to burn the world to ashes?