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Wyoming game warden Joe Pickett is stunned when his daughter receives a phone call from a girl claiming to be April, a foster child presumed dead for six years. While Joe remains skeptical of the miracle, he discovers the calls originate from the scenes of violent crimes across the country. As a mysterious man and a young girl travel toward Wyoming on a mission of environmental penance, Joe must determine if his family is being reunited or targeted by a cruel predator.