The First World War. The young, English Lieutenant Raleigh is sent to the company of a disillusioned Captain Stanhope. Stanhope is secretly engaged to Raleigh's sister and is intent on protecting his image of an exemplary officer. An attack on the German lines, in which Raleigh also takes part, has turned into a bloody fiasco. Now Raleigh, too, knows the horrors of war, which have already taken their toll on Stanhope.