Behind-the-scenes political drama meets sentimental screen romance in this sweeping international feature documentary, delving deep into the past of the world's most controversial energy source, and focusing in particular on events in the US, UK, France and Germany. With gems from the archives, a lush romantic score and a warm and playful tone, the film charts the West's roller-coaster love-hate relationship with nuclear power over the past 75 years, via the scientists, engineers, politicians and campaigners who experienced it first hand.