The 100

Season 1, Episode 12

Episode Title: We Are Grounders (1)

Air Date: 2014-06-04

Overview:

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.