A group of British tunnelers dig underneath no man's land, from the Allied trenches to the German trenches, and set bombs under the German front in hopes of breaking the deadly stalemate of the Battle of Messines.
Henriette and Louise, a foundling, are raised together as sisters. When Louise goes blind, Henriette swears to take care of her forever. They go to Paris to see if Louise's blindness can be cured, but are separated when an aristocrat lus…
