Years of political tension and mistrust between the rival nations of Zafran and Revillia escalate to the point of war.Each nations solution:to gain possession of decimators, the same ancient robots of wars that nearly ended all life on the planet 200 years before.As the war ensues and the leaders of both nation become reluctant to surrender, only the desperate plan of Lean,a young cadet and Nataruma, a psychically gifted young women to alter the time line of events 200 years before stands the chance between humanties survival or absolute destruction.