Below Zero by C.J. Box

In this gripping thriller, Wyoming game warden Joe Pickett is thrust into a heart-pounding chase when he receives a chilling text message from his foster daughter April, who was presumed dead six years ago. As Joe delves deeper into the mystery, he uncovers a sinister plot involving a group of eco-terrorists with a deadly agenda. Racing against time, Joe must navigate a treacherous landscape of deception and danger to uncover the truth and save April before it's too late.

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