Long ago, in feudal Japan, there was a fierce warrior named the  Demon King. He controlled a band of demons, known as the Kyouma. Only  the powers of ten warriors sealed the Demon King away and kept the  Kyouma under control. But now, Lord Shindigan, a powerful Kyouma is  planning to free the Demon King, and the reincarnations of the ten  warriors must band together and save the earth.