Watch The 100 S05e13 1 -

" Damocles – Part 2 ," the thirteenth and final episode of The 100 's fifth season, serves as a massive turning point for the series, effectively closing the chapter on Earth and launching a new saga.

Faced with imminent defeat, the primary antagonist Paxton McCreary launches a nuclear missile, destroying the valley and making Earth permanently uninhabitable. Watch the 100 s05e13 1

The episode picks up with a final, desperate struggle for Shallow Valley—the last inhabitable place on Earth. " Damocles – Part 2 ," the thirteenth

Octavia officially surrenders her leadership, bending the knee to Madi, who takes her place as the true Commander of Wonkru. Guided by the memories of past commanders, Madi leads a successful charge into the valley. They decide to enter cryosleep for ten years,

Once safely in space, the group discovers they lack the resources to survive indefinitely on the ship. They decide to enter cryosleep for ten years, hoping Earth will recover during that time. However, when Clarke and Bellamy are finally woken up, they learn that have passed.