MLS of Canadian casualty being hauled on stretcher as group of German prisoners watch. Shots of activity at concentration points behind the lines, Canadian first aid men taking care of casualties. Shots in trenches, prisoners of war being interrogated by officers. Shot of prisoner drinking water in trench as his guards wait. Shots of casualties being evacuated from battlefield and ruins in stretchers. MS of small group of German prisoners sitting by tent, removing dust from their uniforms as armed soldier stands by. Sequence on Germans prisoners of war getting food and drinks from Canadian men. MSs of men coming out from battlefield, transporting wounded soldiers. Sequence on first aid men giving directions to soldiers loading ambulances, wounded men on stretchers, including shot of first aid men bandaging leg of wounded soldier. Sequence on caring Canadian first aid man comforting comrades, helping wounded men to drink.