: With only 51 hours of life support remaining, Jaha and Kane realize survival on the Ark is impossible. Inspired by old footage of a young Clarke and Wells, Jaha develops a radical plan to pilot the entire Ark station into Earth’s atmosphere. Key Developments & Climax
(Season 1, Episode 12) is the first part of The 100 's high-stakes season finale, originally airing on June 4, 2014. The episode features a three-pronged narrative as the delinquents face total war, internal betrayal, and a desperate survival mission from space . Plot Summary [S1E12] We Are Grounders - Part 1
: Anya's leadership is usurped by Tristan , a more bloodthirsty commander sent to lead the final assault on the delinquents. Credits & Critical Reception Director : Dean White Writers : Tracy Bellomo and Akela Cooper : With only 51 hours of life support
: Raven is shot through the dropship floor by Murphy while trying to help Bellamy, leaving her mortally wounded as the camp prepares to flee. The episode features a three-pronged narrative as the