A 'The 100' story --- The ark has come down. Kane and Abby are trying to impose order to their new lives without a chancellor. Clarke is doing everything in her power to break free of the grasps of the mountain men to get outside and find Bellamy and the rest of her people. Bellamy and Jones encounter an old enemy and they all try to find a way to save the captured 100. There's only one problem, who has taken them?