In the 2020, 3 years after earth's natural resources have been completely drained. Mankind have pushed their technology to the limit and discovered the ablity to travel to parallel world. The famous scientist( and cook), tedou soujirou discovered this amazing power thus begin the earth's conquest of other worlds.

In the world of white, kai was talking to his friend vin. Both kai and vin are commander-level of holy crusade army. They were discussing about how the atmosphere in their world are getting denser by the day and what the prophet had predicted could possibly come true. "the day when the light got absorbed by the darkness of the day and the sun turns a eerie red, the destruction of the world shall began", an un-settling prohency but the people of the world of white does not believe in such prohency for they believe in the absolute defense of the light except kai and vin whom believe in constant upgrading of their skills and ablities.

"Nooooooo" screamed vin as kai summoned Szadek, Lord of Secrets and end vin's winning streak once and for all. "yeshhhh" shouted kai as he punched into the air but out of the sudden, the ground tremble and the peaceful bright light turned red. " Stop playing around with the light again" said vin as he attempted to hit kai on the head only to be shocked by the look of terror on his face. "It wasnt me" kai muttered, suddenly the air tremble and the sky was torn apart and streaks of darkness coated the once blue sky. Both of them stared dumbfounded at this unnatural happening and finally said something. " It has begun, the war of the worlds as predicted"