At New Mexico's Empire Zinc mine, Mexican-American workers protest the unsafe work conditions and unequal wages compared to their Anglo counterparts. Ramon Quintero helps organize the strike, but he is shown to be a hypocrite by treating his pregnant wife, Esperanza, with a similar unfairness. When an injunction stops the men from protesting, however, the gender roles are reversed, and women find themselves on the picket lines while the men stay at home.

Pastora de los Reyes is a beautiful Spanish that goes to Mexico with a contract to film a movie. The main actors will receive her at the airport, among them is Paul, a little-known mariachi that has been chosen to become a new idol. Automatically, both had bad relations and during filming many discussions happens. This arguments gives way to a deep love.

A 1940 film directed by Manuel R. Ojeda,