It is now the time of the Irregulars. In 1945 the world changed. Physicists opened the gates to hell when the bomb fell. Science collapsed and the world became filled with Irregulars; humans who possessed supernatural talents from birth. 17-year-old Eiji Hongou has the power to control the God of Swords, Reppu. Together with this friends, they plan to unite West Dragon city.

(Source: MU)