The aliens kill every human they catch, or in rare cases, put trackers on them to discover their hidden villages. When Natalie is caught in an ambush, she is unexpectedly released. But there is no tracker. The Saursunes have an entirely different motive this time. *** Run. Don't look back. When Natalie is trapped in an alien ambush, she is unexpectedly released. The first human to ever be let go. The Saursunes invaded centuries ago, and everyone knows that getting caught is certain death. Nat...