Dark Bring, a magical and evil sacred stone, wakes up after a sleep of 50 years and falls into the hands of an organization that seeks to dominate the world: Demon Card; Once upon a time, only one person was able to control the power of Rave, the other magic stone able to counter the powers of Dark Bring. But the Rave Master has disappeared and his successor has not been found. Unless it is Haru, a fiery and reckless young boy? With a gigantic sword, Haru will gradually discover that he was chosen to become the new master of Rave. Going around the world in search of the other four fragments of the stone, he will also have to face the members of Demon Card, dangerous opponents that Dark Brink has endowed with terrifying powers.