In 2025, a militia of androids, who call themselves the "R.O.M." - "Rage Of the Machines", has suddenly materialized in Los Angeles. The androids launch a fierce offensive against the entire West Coast regions and the federal government responds by mobilizing its ace counterterrorist forces "S.I.F.A.T". Against the backdrop of the Pacific coast, a struggle of unparalleled intensity has begun.

Set 20 years after the events of Gunblade NY and follows the efforts of two agents of the Special Independent Force Against Terrorism riding hoverbikes to defeat the titular Rage of the Machines, another robotic terrorist organization, across the western United States.