Marking the 40th anniversary of the unprecedented tragedy, tells the powerful story of the world's worst nuclear disaster in four gripping episodes. Spanning the scope of the catastrophic collapse of the reactor, the Soviets' calculated cover-up, and the present-day fallout now intersecting with the war in Ukraine, the series reveals a tragedy still reverberating across history. Featuring revealing interviews with survivors speaking publicly for the first time, alongside rare insight into the CIA and Soviet responses, the series exposes a web of secrecy, miscalculation, and human cost. Astonishing new footage from inside the nuclear exclusion zone reveals how this scarred landscape is once again under siege as war encroaches on one of the most dangerous places on Earth.