The head of a plumbing and electrical workshop is a victim of bureaucracy in public offices and is unable to pay his debts, so his workshop is closed. With a lot of luck he manages to get a repair job in the house of a minister, then he enters to work in a ministry, also becoming a bureaucrat. Taking advantage of his friendship with the minister, he is promoted to become chief archivist, but he realizes the routine that is filling the job and resigns.

Inspired by the classic novel by journalist and writer Emilio Romero. Shortly before the outbreak of the Spanish Civil War (1936-1939), a group of Phalangist friends, who dream of a revolution to transform Spain, are dedicated to spreading their ideas among the population. As war begins, one of them, Lopez, is about to be shot, but is saved by a Republican. Then he joins the national side. After the war, an old comrade encourages him to involve in an operation to destroy the maquis of Asturias. Although he is married and has children, he accepts the proposal, infiltrates among the guerrillas and convinces them that he will provide weapons to continue fighting.