Welcome to a world where dancing at balls alternates with riots, and fortresses choose their Heart - a person who will revive the spirit of the stone and make magic awaken. At the ball, Alexander meets a mysterious girl who is different from the rest of the ladies of high society. But as soon as he gets distracted, the stranger disappears, and no one knows where she came from. Will the prince be able to find the girl? Ksenia came to the capital to ask for help, but ended up at a ball. Having danced with the prince, she hurries to return home, but trouble awaits her there...Will they meet again, or will the dashing roads of the world take them in different directions?