[Machine Translation] The world's oldest and strongest. The fourth installment in the fourth series of the action series about the exploits of the British Special Forces " S.A.S. "! The S.A.S. engage in a gun battle with a criminal organization in the streets of London, but when they are cornered, the enemy escapes in a bus and hijacks it. With civilians held hostage, S.A.S., unable to take strong-arm measures, makes a plan.