In the land of Carat, a battle for the queen’s throne and the prince’s hand in marriage is up and coming. Yuni and Melissa are chosen as candidates for the throne and until a winner is determined, the prince remains in a magical sleep. But what does this have to do with Baba Kanon, a simple ninth grader with thoughts of revolutionizing herself?

Futaba, a boy that has grown up in an overprotected family, suddenly finds himself on the other side of the world, where he meets Kiara, the Amaranthine. They journey to find Kiara's true master, and along the way they meet a curious cast of characters, including the wizard Belbel and the prince Virid.

Beat has always dreamed of being the Golden Hero of Totia. He made a pact with his best friend Ricercare (Rice for short) to join forces to annihilate the demon king in order to achieve this aim. Yet a twist of fate causes him to abandon his goals and fight alongside Rice to protect the demons. Just how will they fare against the entire nation of Totia? And can Beat protect Rice from the hero of Totia before it's too late?