Eric Holbrook, a former astronaut, is on a weekend retreat with his wife Carmen at Galveston Island, Texas. One night while jogging on the beach, he inadvertently becomes involved in an al-Qaeda attempt to kill a woman on the Galveston fishing pier. He saves the woman's life and gets a clear look at her assailant. His ability to identify the terroristmakes him a danger to the planned attacks on the City of Houston, the Houston Port, Oil Refineries...