en Cuevana 3. World War I (1914-1918) In the trenches del Carpio, the fate of two people forever changed when known. Mario is a humble miner to whom war has become infantry sergeant, and Albertina is a duchess who has decided to help his country enlisting as a nurse. The love that arises between them will have to face the horrors of war and wishes to marry Captain Avogardo Albertina.