This documentary examines the history of Black Metal in Barcelona and extends the story to other bands that emerged in Catalonia. It also analyses the role of the fundamental magazine MetaliKO, the labels Abstract Emotions and New Gotia, the Don Simón Studios, the venues Garatge Club, Mephisto or KGB, or stores such as Anaconda, Hysteria, and 7 Pulgadas, which were decisive for the creation and consolidation of Black Metal in Catalonia.