Summary: This war drama, set in a snow covered Tyrolean pass during WW I, chronicles a strange situation between an Austrian battalion assigned to guard the snowbound pass and the Italians that plan to blow their position up. The Austrian leader is well aware that the enemy has been digging a tunnel beneath them with the intent to blow them up, but he cannot disobey orders and move. One Austrian, Trenker, slips over Italian lines to learn the exact time of the explosion. (allmovie.com)