She took his crown. Now he wants her heart. The breathtaking conclusion to the Kings of Sin City trilogy ignites in King of Hearts, where betrayal cuts deep, alliances shift like smoke, and the line between love and revenge blurs beyond recognition. Emilia West once thought she had escaped Damian Cavalli's world of danger and deceit. She was wrong. With Marcella Cavalli defeated and the empire in ruins, Emilia must return to Las Vegas for one final game-a game where the prize is survival... and the cost may be her soul. Damian is no longer just the King of Diamonds. He's become something darker. Deadlier. Consumed by power, driven by vengeance, and haunted by the woman who got away. When fate throws Emilia back into his path, he's torn between burning her world down or claiming her as his queen. But enemies are closing in. An underground war brews beneath the neon lights of Sin City. Old rivals seek to reclaim the throne. And a mysterious new player enters the game-one who knows all their secrets, and is determined to see both Damian and Emilia fall. As passion reignites and betrayal stalks every shadow, Emilia must decide: will she trust the devil she knows, or escape before she loses herself forever? In this high-stakes romance thriller:The king is back-and he's out for blood. The woman he loved became his greatest rival. Secrets, seduction, and sabotage collide in a deadly game of power. And only one can win. Perfect for fans of dark romance, billionaire alpha heroes, and heart-pounding twists, King of Hearts delivers a gripping finale that will leave you breathless until the very last page.