Based on the novels by Colombian writer Mario Mendoza and on the character of detective Frank Molina, the filming of Los Initiados took place in Bogotá. In the saga of Frank Molina, which uses the books Lady Massacre, La melancolia de los feos, El diario del fin del mundo and Akelarre, the story of an alcoholic private investigator who unmasks sinister plots within the underworld of Bogotá is told.

By the side of a dusty, deserted highway in the desert of Tatacoa, Colombia, Alirio and Raúl work under the blazing sun at a ranch that has been converted into a tire shop. The shop is also their home and their only company is Capitan, their dog, and a radio that never hushes.

Spain, 2003. An accidental discovery leads Clarence to travel from the snowy mountains of Huesca to Equatorial Guinea, to visit the land where her father Jacobo and her uncle Kilian spent most of their youth, the island of Fernando Poo.