¡Jo, papá!

Summer 1936: young unemployed communist David Carr leaves Liverpool to join the fight against fascism in Spain. He joins an international group of Militia-men and women, the POUM (Partido Obrero de Unificación Marxista). After being wounded, he goes to Barcelona, where he joins another group of fighters.

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.

Two speleologists, Esteban and Pedro, travel to a mountainous area located in northern Spain, near a small village, to study a newly discovered cave and determine if it is of scientific interest, while Gabi, Esteban's wife, awaits their return on a lonely road at the foot of the mountain.

Basque Country, Spain, late nineties. A young policewoman manages to infiltrate the ruthless terrorist gang ETA.