Unpacking the unique Kim father-son relationship further, “Son of God” tracks the decline of Kim Il Sung and the rise of his son, Kim Jong Il.

The final episode starts with the death of Kim Jong Il and the rise of the new leader of North Korea — his son, Kim Jong Un, taking power at the age of 28.

For decades, Korea and its people labor under Japanese imperialist rule. But in 1912, in a small town outside Pyongyang, a child is born, Kim Il Sung, coinciding with an omen of imperialism’s doom.

“A Nuclear Family” begins as the Cold War ends — and North Korea has lost Soviet patronage, and with it, the security it guarantees and the economic support that has sustained the country for nearly half a century.