The 100 Season 1 Episode 12 – We Are Grounders (1) – Clarke and Finn come face to face with a new enemy after Lincoln rescues them from Anya, while Bellamy, Raven, Octavia and Jasper deal with a vengeful Murphy. On the Ark, Jaha makes a plan to try and get to Earth. – Stream The 100 Season 1 Episode 12 Online for Free – Watch The 100 Season 1 Full Episode 12 Free – OnionPlay Official