Human civilization, entering the 20th century, developed at an astonishing pace, finally blooming into brilliant scientific and technological achievements in the 21st century. Various acts of terrorism and assassinations of unknown origin began to occur worldwide, and major cities suffered immense destruction. Decades of war finally exhausted all resources and came to an end, leaving the Earth as ruins with no winners or losers, followed by a long period of heavy silence... Warriors from each nation, imagining their respective martial arts, began to move to rebuild the new human civilization. However, in many parts of the world, brutal power struggles and rampant violence still prevail, using force as a weapon. Among them, the violence and oppression inflicted by General Vega and his subordinates are almost beyond imagination.