After the highly praised Paris-Berlin: 20 Years of Underground Techno, Amelie Ravalec is back with this documentary on the story of industrial music. Helped by the journalist Travis Collins, she went to meet major figures such as Voltaire Cabaret, Throbbing Gristle, Boyd Rice, Z' EV, Test Department, SPK and Clock DVA, but also numerous specialists and witnesses of this movement which came to push back the limits of music and its design. The first real documentary on one of the most important cultural movements of the last 30 years.