An unlikely leader… A plot to take down the silo… Traitors everywhere… After being forced to take over as commander, Summer Lane must now depend on other strong-willed members to help her lead. But she soon discovers traitors lurking in the shadows. No one is safe. No one can be trusted. Yet, her troubles have just begun… A hidden peril reveals itself, threatening to take down the silo in a matter of days as another force closes in on their secret location. Is this the end? Or will they somehow beat overwhelming odds and survive once again? Part II in the SILO series is another non-stop action-thriller from best-selling authors Jay J. Falconer and M.L. Banner. You might want to fasten your seat belt as the mayhem ramps up to an entirely new level. Get all three books of SILO now. Rated R for violence, language, and bloodshed