When Sean Ramsey broadcasts a message implicating the Navy in a devastating disaster, it becomes more important than ever for Chandler to infiltrate their network and regain the trust of the American people. Once the Nathan James locates the source of the Immunes' signal, however – a mysterious oil platform in the middle of the ocean – Chandler and his team are forced to engage in a brutal battle with civilian forces who have aligned themselves with the Ramseys' plan.