Based on a true story. In the 70s, during the last stages of Franco's dictatorship, Txema, a basque construction worker, is arrested because of his connection to some terrorists who have just committed a murder. The secret service see in him an ideal candidate to infiltrate the terrorist band ETA and become a mole, so they try to offer him a deal if he will do so.
In the 14th century, Barcelona is experiencing one of its most prosperous moments. The city has grown to La Ribera, a fishing district in which the largest Marian temple ever known is built: Santa María del Mar. But the construction runs parallel to Arnau Estanyol, a serf of the land who, fleeing the abuses of The feudal lords of the countryside take refuge in Barcelona.
Two journalists investigate the criminal activities of the GAL (Grupos Antiterroristas de Liberación), a secret terrorist organization founded in the eighties and financed by leading figures in the Spanish government and security forces to hunt down and exterminate both members and collaborators of the terrorist gang ETA.
