An evening of drunken prank calls becomes a nightmare for a pair of teenagers when a mysterious stranger turns their own game against them...with deadly consequences.

In 1961, the UN sends an Irish peacekeeper troop commanded by Commandant Pat Quinlan to Katanga, in Congo, to protect the inhabitants of the mining town of Jadotville in the beginning of a civil war. Meanwhile the UN advisor Dr. Conor Cruise O'Brien launches a military attack named Operation Morthor against the French and Belgian mercenaries. Soon there is a reprisal from the mercenaries and Quinlan and his men are left under siege by a huge number of Katangese and mercenary troops. Will the...