Eufrosina Cruz was the first woman that became Congress President in Oaxaca. This is the story about women in politics in Mexico and their fight to reach their right to vote, their right to be in power. A journey that just started.

At the outbreak of the Spanish Civil War, the nun Maria is forced to flee her convent. She takes refuge in a brothel, until it is liberated by a woman's anarchist group. Maria joins the group and eventually goes to the front. The women's group faces the problems of fighting not only the nationalists, but also factions on the left seeking to impose a more traditional military structure.