It starts with 3 boys. Scaramouche, the divine Prince of Inazuma. Kazuha, the knight serving the Royalty. And Heizou, an ordinary boy from a small village. But what happens when the Prince of this Kingdom runs away? Is Heizou able to keep him hidden? Which side will Kazuha choose? And how does the People of Inazuma unite together to unlock the secrets of the Nation of Eternity?