Fresh out of jail and eager to start a new life, Chet Moran and his pregnant wife, Trish, leave town to begin again. But an ancient evil is looming, and what seems like a safe haven may not be all it appears. Snared and murdered by a vile, arcane horror, Chet quickly learns that pain and death are not unique to the living. Now the lives and very souls of his wife and unborn child are at stake. To save them he must journey into the bowels of purgatory in search of a sacred key.

Connecticut, 1666. An ancient spirit awakens in a dark wood. The wildfolk call him Father, slayer, protector. The colonists call him Slewfoot, demon, devil. To Abitha, a recently widowed outcast, alone and vulnerable in her pious village, he is the only one she can turn to for help. Together, they ignite a battle between pagan and Puritan - one that threatens to destroy the entire village, leaving nothing but ashes and bloodshed in their wake.

One Christmas Eve in a small hollow in Boone County, West Virginia, struggling songwriter Jesse Walker witnesses a strange spectacle: seven devilish figures chasing a man in a red suit toward a sleigh and eight reindeer. When the reindeer leap skyward, taking the sleigh, devil men, and Santa into the clouds, screams follow. Moments later, a large sack plummets back to earth, a magical sack that thrusts the down-on-his-luck singer into the clutches of the terrifying Yule Lord, Krampus.

Caught behind the lines of Hitler's Final Solution, Saul Laski is one of the multitudes destined to die in the notorious Chelmno extermination camp. Until he rises to meet his fate and finds himself face to face with an evil far older, and far greater, than the Nazis themselves. Compelled by the encounter to survive at all costs, so begins a journey that for Saul will span decades and cross continents, plunging into the darkest corners of 20th century history to reveal a secret society of beings who may often exist behind the world's most horrible and violent events.

Patricia Campbell's life has never felt smaller. Her ambitious husband is too busy to give her a goodbye kiss in the morning, her kids have their own lives, her senile mother-in-law needs constant care, and she's always a step behind on thank-you notes and her endless list of chores. The one thing she has to look forward to is her book club, a close-knit group of Charleston women united by their love of true crime and paperback fiction. At these meetings they're as likely to talk about the Manson family as they are marriage, motherhood, and neighborhood gossip.