Wolf (2004) (2004)

Set against the backdrop of Franco's waning regime in the 1970s, Txema, a Basque construction worker, finds himself imprisoned due to his ties with a group of terrorists involved in a recent murder. Recognizing his potential, the secret service approaches him with a proposition: infiltrate the terrorist organization ETA as an informant. Faced with a moral dilemma, Txema must navigate the treacherous waters of espionage and loyalty while grappling with the consequences of his choices in a tumultuous political landscape.