Owaru Ryudo is still captive at the lab awaiting dissection at the hands of the evil, butchering, Dr Tamozawa. The remaining brothers, relentless in their search for him, are being pursued by government agencies. Forced to flee, they steal a military tank in collaboration with a rebellious army captain eager for a slice of the action. The chase is on and time is running out for Owaru and his brothers to salvage the city of Tokyo...