You are Harry Spencer, a former CIA agent and sniper. After being exposed to a lethal nerve agent by mysterious thugs you and your friends C.A. and Stanley are drawn into a world where the CIA - and other shadowy characters - are in control. You must use your marksmans skills to intercept shipments of the nerve agent and help trace the toxin to its point of origin so you can eliminate the threat. By neutralising key figures in the development and shipment of the toxin you can help save the world.