Mina McCreery's sister Evelyn disappeared nineteen years ago. Her life since has been defined by the intense public interest in the case. Now an anxious and reclusive adult she lives alone on her family's destocked sheep farm. When Lane a private investigator approaches her with an offer to reinvestigate the case she rejects him. The attention has had nothing but negative consequences for her and her family and never brought them closer to an answer. Lane wins Mina's trust when his unconventional methods show promise - but he has his own motivations for wanting to solve the case. And his obsession with finding the answer will ultimately risk both their lives . . .