A government experiment yields an unexpected side-effect. It transports Capt. James Blue, his U.S. special forces team, and three fully equipped assault vehicles back to 1968 Memphis, during one of the country's most racially turbulent times, and 3 days before the assassination of Dr. Martin Luther King, Jr. When they discover someone involved with the assassination plot is also hunting them, the now time-travelers, are faced with decisions that could change the world forever.