As 6 June 1944 approach, Colonel strain pass the devilish Major Reisman an of import duty assignment: He must develop a squad of soldier to chute across enemy line and assassinate German force at a Gallic chateau. The soldier, enroll from murderer, raper and criminal on decease row, are promise commuted sentence. In malice of their history, the 12 men turn out a spirited and brave unit of measurement. Led by Major Reisman, they will demand retaliation.