It’s 1880, and in the frigid city of Stockholm, death lurks around every corner. Twelve-year-old Mika knows that everyone in her orphanage will struggle to survive this winter. But at least the notorious serial killer the Night Raven is finally off the streets…or is he? Mika is shocked when a newborn baby is left at the orphanage in the middle of the night, by a boy with a cryptic message. Who is he? And who is this “Dark Angel” he speaks of? When a detective shows up, Mika senses something even more sinister is going on.

Rainey’s grandmother makes a startling request: Take me home. To Ireland, the country she fled post-World War II. Though they’re inseparably close, Rainey knows few of her grandmother’s secrets. Until they arrive at Aisling—the majestic estate on the southern coast of Ireland where her grandmother was raised—and Rainey discovers a collection of seventy-year-old letters in a trunk.

When patrolman Brandon Hall comes upon a broken-down car on a Colorado highway, he finds a young girl in a bloodied nightgown at the wheel. In the back seat, the brutalized body of a teenage boy. The girl will say only one word: Hurt. When the girl is admitted to the hospital, the doctor on call is Brandon’s ex-wife, Olivia Blake. For Olivia and Brandon, the traumatized Jane Doe opens a floodgate of memories. It’s been four years since they shared their own tragedy—the unsolved disappearance of their eight-year-old daughter, Carly, and the end of their marriage.

Rhode Island, 1846. Estranged from his family, writer Merritt Fernsby is surprised when he inherits a remote estate in the Narragansett Bay. Though the property has been uninhabited for more than a century, Merritt is ready to call it home—until he realizes he has no choice. With its doors slamming shut and locking behind him, Whimbrel House is not about to let Merritt leave. Ever.

Mary Fawcett refines the healing recipes she’s inherited from generations of women before her—an uncanny and moral calling to empathize with the sick. When witchfinder Matthew Hopkins arrives in her small village, stoking the fires of hate, he sees not healing but the devil at work. Mary’s benevolent skills have now cast her and her young brother under suspicion of witchery. Soon, the husband of one of Mary’s patients is found murdered, his body carved with strange symbols.