A mysterious sound leads search-and-rescue worker Bree Matthews and her dog, Samson, to an abandoned baby in the woods outside Rock Harbor, Michigan. Bree takes the baby girl in and begins to search for the mother - presumably the woman reported missing just days earlier. While teams scour the wintery forests, Bree ferrets out clues about the woman. Where is she, and why did she leave the child behind?

A beautiful woman stands by the side of the road, barefoot and bleeding, a child in her arms. Someone just tried to kill her, but she wouldn't recognize him if she saw his face. She doesn't even remember her own name. A suburban cop surveys a kitchen in disarray - a woman and child missing, a chilling note. This crime scene is unlike any he has ever seen.

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?

Kate Mason has devoted herself to caring for her family’s blueberry barrens. But after her fields stop producing fruit, she’s forced to come up with alternative ways to make a living. Renting out the small cottage on her property seems an obvious choice, but it won’t be enough. When entrepreneur Drake Newham shows up looking not only for a place to rent but also for a nanny for his two nieces, it’s almost too good to be true. And maybe it is -- because Drake brings with him dangerous questions about who might be out to kill his family. The more time Kate spends with Drake and the girls, the more difficult it becomes to hide her attraction to him. But a family crisis isn’t exactly the ideal time to pursue a romance. Meanwhile, Kate learns that her uncle -- in prison for murder -- has escaped. Add to that a local stalker who won’t leave her alone, and Kate is looking over her shoulder at every turn. With threats swirling from multiple directions, she wonders if her blueberry fields will ever flourish again . . . or if this twilight is her last.

Bree Nicholls and her K-9 search-and-rescue dog, Samson, recover missing persons around the shores of beautiful Lake Michigan. Together they've become an unstoppable mystery-solving team. When a man working at a new plant near Rock Harbor dies under suspicious circumstances, Bree's involvement in the investigation leads to an astonishing find - family she didn't know she had. Then Samson goes missing. As she tracks down her loyal dog, Bree finds that the mysterious murder and dognapping are connected.

Mallory's mother died 15 years ago. But her father's last words on the phone were unmistakable: "Find...mother." Shame and confusion have kept Mallory Davis from her home for the last 15 years, but when her dad mysteriously dies on his mail boat route, she doesn't have any choice but to go back to Mermaid Point. Mallory believes her father was murdered and childhood sweetheart Kevin O'Connor, game warden in Downeast Maine, confirms her suspicions. But Kevin is wary of helping Mallory in her search. She broke his heart and left - without a word - years ago.

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.

Harper Taylor is used to being alone - after all, she grew up in one foster home after another. Oliver Jackson finally took her under his wing when she was a runaway teenager. But she’s never stopped wishing for a family of her own. So when a DNA test reveals a half-sister living just two hours away, Harper is both hopeful and nervous. Over warm cinnamon rolls, Harper and Annabelle find striking similarities in their stories. Is it just a coincidence that both their mothers died tragically, without revealing Harper and Annabelle’s father’s name?

Amy came to Rosemary Cottage to grieve, to heal, maybe even find love. But there’s a deadly undertow of secrets around Hope Island.... The charming Rosemary Cottage on the beach offers Amy Lange respite she needs to mourn her brother, Ben. She’s even thinking of moving her midwife practice to the Outer Banks community. Coast Guard officer Curtis Ireland has lost a sibling, too. His sister, Gina, was run down by a boat, leaving him to raise her infant daughter. If anyone knew who little Raine’s father was, Curtis could lose his beloved niece. Yet he can’t help being drawn to Hope Beach’s new midwife, Amy.

Police Chief Jane Hardy is still reeling from the scandal that rocked her small-town department just as she took over for her retired father — the man who wrecked her life with one little lie. Now she’s finally been reunited with her presumed-dead 15-year-old son, Will, and his father, documentarian Reid Bechtol. A crisis looms.