As Christmas day nears, Bree Matthews and her faithful search-and-rescue dog Samson follow the trail of a troubling mystery into the snowy forests of Rock Harbor.Newlywed Bree Matthews and her husband Kade are preparing for Christmas guests when word arrives that a parachuter has disappeared in the North Woods, along Lake Superior's icy shore. Bree and Samson plunge into the search.Will this snowy, silent night search lead Bree and Samson to the missing girl?

It’s been months since the crash. K-9 search-and-rescue worker Bree Nicholls knows the chances of finding her husband and son in the vast wilderness of Michigan’s Upper Peninsula grow more remote by the day. But her heart and her faithful dog, Samson, demand she keep searching. Deep in the woods a young boy wakes in a tiny cabin. He’s being nursed back to health by a reclusive woman, but he can’t figure out why she calls him by a name he doesn’t recognize. Or why she’s calling herself his mother. He wants to leave, but as winter sets in, his very life depends on her care.

After her husband, Jack, dies in a climbing incident, Shauna has only her five-year-old son and her helicopter charter business to live for. Every day is a struggle to make ends meet and she lives in constant fear of losing even more than she already has. When her business partner is murdered, his final words convince Shauna that she’s in danger too. But where can she turn? Zach Bannister was her husband’s best friend and is the person she blames for his death. She’s barely spoken to him since. But right now he seems to be her only hope for protecting her son.

In 1989, Claire Dellamare disappeared from her own fourth birthday party at the Hotel Tourmaline on the island of Folly Shoals, Maine. She showed up a year later at the same hotel, with a note pinned to her dress but no explanation. Nobody knows where Claire spent that year - and until now, Claire didn’t even know she had ever been missing. But when Claire returns to the Hotel Tourmaline for a business meeting with her CEO father, disturbing memories begin to surface...despite her parents’ best efforts to keep them forgotten.

Nine-year-old Annie Pederson’s life changed the night her sister was kidnapped. The two had been outside playing on a dock, and Annie never forgave herself for her role in her sister’s disappearance. Twenty-four years later and now a law enforcement ranger, Annie is still searching for answers as she grieves a new loss: the death of her husband and parents in a boating accident. But Annie and her eight-year-old daughter, Kylie, aren’t the only people in the town of Rock Harbor whose lives have been marred by tragedy.