They cannot notice it, which results in the brand new bottom line it could be on the mythical 13th route, entitled Polaris, one got try from orbit ahead of signing up for the rest of the new Ark. The new town place a deadly pitfall to the arriving Air Somebody, and that Octavia is able to warn Bellamy from the merely over the years. Clarke, Lexa, or any other grounders out of Polis discover dropped army out of grounders, murdered by Pike along with his followers.
