England, 1763. After being convicted of a crime, the young and beautiful Abigail Hale agrees, to escape the gallows, to serve fourteen years as a slave in the colony of Virginia, whose inhabitants begin to hear and fear the sinister song of the threatening drums of war that resound in the wild Ohio valley.

When three brothers join the Foreign Legion to escape a troubled past, they find themselves trapped under the command of a sadistic sergeant deep in the scorching Sahara. Now the brothers must fight for their lives as they plot mutiny against tyranny and defend a desert fortress against a brutal enemy.