The season;;;s plot focuses on the 2nd Massachusetts;;; discovery that a large community of survivors has formed in Charleston, their journey there, and their reception once they arrive. As the second season of Falling Skies opens, three months have passed since Tom went willingly with the aliens in one of their ships. Nobody has seen or heard from him during this time, and his absence has taken its toll on his sons. The 2nd Mass. continue to march towards Charleston, S.C., where they hope to begin rebuilding society. On the way the survivors will be introduced to more mysterious alien creatures.