"Puig Antich. The Red Book" is a documentary series that narrates the events that led the Franco regime to sentence the Catalan anarchist Salvador Puig Antich to death in 1974. The series is set in the context of the last years of dictatorship and analyzes the events that occurred from the day of El Salvador's arrest until his vile execution with a club, placing a special emphasis on the irregularities of the process and the regime's maneuvers to support the official version.