The film is about the 12-year incarceration of members of the , a left-wing urban guerrilla group active in the 1960s and 1970s , 9 of whom were held as " hostages " between 1972 and 1985 . As a result , several characters are dramatisations of real people : '' A Twelve-Year Night '' won the Golden Pyramid Award at the 40th Cairo International Film Festival on 29 November 2018 . The film received six nominations for the 6th Platino Awards , including Best Ibero-American Film and Best Director
6th Platino Awards
6th Platino Awards
A Twelve-Year Night