The game begins with Ryan Marks being interrogated by an agent named Carson, who explains his current situation. During the interrogation, flashbacks show the events that happened up until the interrogation. Ryan infiltrates a compound and rescues fellow soldier, Deacon and both escape the compound before Ryan is informed that his father had died from a heart attack. Ryan is sent back home in London and is picked up by his brother Nick from the airport. After the funeral, Ryan meets with his mother Anne, but then they are interrupted by gunfire, the family is then confronted by Tony Sharp, a London crime boss, Kayla, a woman who supposedly works for Tony and kills one of Anne's bodyguards and Tony's brother Keach.
he player assumes control of Ryan Marks, a former Special Forces soldier who must save his family from a London crime boss. Players can hide behind cover and pick up different guns to shoot enemies. To move in the game, players only need to look at a spot and press a button. The playable character will then automatically move to the spot. Players can also interact with different objects.