This special features never-before-seen archival footage, long-suppressed colour film from the immediate aftermath of the bomb, and overlooked audio testimony from core protagonists and victims to provide a a unique and highly personal understanding of the most devastating experiment in human history. Told entirely from the first-person perspective of leaders, physicists, soldiers and survivors, this compelling documentary examines the moral, scientific and military conundrums of the atomic bomb as felt by those closest to it.