The United States has a military presence in two thirds of countries around the world. A group of 12 have had enough and initiate a terror ultimatum called the Blacklist – a deadly countdown of escalating terrorist attacks on U.S. interests. Sam Fisher is the leader of the newly formed 4th Echelon unit: a clandestine unit that answers solely to the President of the United States. Sam and his team must hunt down these terrorists by any means necessary