Two hundred years ago a loyalist family fled to England to escape the American War of Independence and seemingly vanished into thin air. American genealogist Jefferson Tayte is hired to find out what happened, but it soon becomes apparent that a calculated killer is out to stop him.

It’s 1927. Letty Hart’s father is long gone, but his old winery provides a meager wage and a legal livelihood for selling sacramental wine. But when that contract goes bust, Letty stumbles upon a desperate option: her father’s hidden cellar—and enough liquor to tempt Letty to bootleg the secret stash. In an underworld dominated by merciless men, Letty is building an empire.

Birmingham, 1880. Angelica Chastain has fled from London with her young son, William. She promises him a better life, far away from the terrors they left behind. Securing a job as a governess, Angelica captures the attention of wealthy widower Stanley Hampton. Soon they marry and the successful future Angelica envisaged for William starts to fall into place. But the past will not let Angelica go.

Former SAS soldier Jeff Bradley thought he had left warzones behind when he inherited a vineyard in rural New Zealand. But now his vineyard manager, Arben Shala, has gone missing in his native Kosovo. An enigmatic message tells Jeff that his friend is in grave danger.

Former CIA officer James ‘Wes’ Wesley paid the ultimate price for his patriotism when he was locked up in a French jail for an anti-terror operation gone wrong--abandoned by the Agency he served, shunned by his colleagues and friends, cut off from his family. Now he is shattered by the news that his ex-wife, Rachel, a State Department analyst, has been killed in a terrorist attack in Spain. He also discovers that his young son, Ethan, is missing. But Wes didn’t know he had a son--until now. Why was Rachel in Spain? And why did she keep his son secret from him?

Traumatised by the death of a child in her care, top London paediatrician Claire seeks refuge on remote Selkie Island in the wilds of the Irish Sea with her husband Daniel and their baby daughter Kitty. Hidden away in Daniel’s old family home, Claire hopes to be as cut off from her guilt as she is from the mainland, but can she find peace in a place so full of its own secrets? Twenty years earlier, Daniel’s parents left the island in a boat and never made it to the mainland.

When Detective Clayton Tyler is tasked with reviewing the formidable archives of unsolved homicides in his police department’s vaults, he settles on one particular cold case from the 1980s: the Chester Creek Murders. Three young women were brutally murdered - their bodies dumped in Chester Creek, Delaware County - by a serial killer who has confounded a slew of detectives and evaded capture for over 38 years. 

When Hanlon is suspended from the force for assaulting a suspect, she escapes to the remote Scottish island of Jura, home to the mysterious Corryvreckan whirlpool. But wherever Hanlon goes, violence is sure to follow. As soon as she checks into The Mackinnon Arms, Hanlon senses something isn't quite right about the staff at her home for the week. Sure enough, within days of arriving, the body of a member of staff is found floating in the sea. While police believe she was claimed by the local whirlpool, Hanlon isn't so sure.

Five years after Sofia Lyon disappeared, her remains are found stuffed into the hollow of a tree bursting through the floorboards of an abandoned house in the woods. The women who loved her flock home to the North Carolina hills to face their grief.

Barely a month since his promotion to Inspector, DI Ford is called in to investigate the murder of a young nurse and her son in a small flat in Salisbury. There are few clues, and no apparent motive, but Ford can sense that there's a serial killer at work. After all, he knows from brutal personal experience how killers cover their tracks.... It's been six years since Ford lost his wife in a climbing accident - an accident he caused. He is desperate to keep the truth hidden, especially from his son, Sam.

On the muddy banks of the Calumet River, a body has been found posed next to a series of mysterious glyphs and bearing wounds from a ritualistic slaying. Chicago detective Addie Bisset knows only one man who can decipher the message left by the killer: her friend Dr. Evan Wilding. A brilliant forensic semiotician, Evan decodes the etchings as Viking Age runes. They suggest either human sacrifice or righteous punishment. But to what god? And for what sins? Only one thing is clear from the disturbing runic riddles: there are more victims to come.

London, 1941: Major Edgar Brampton is found shot dead in his office in Buckingham Palace. All signs point towards a self-inflicted tragedy, but when Palace authorities hurry his body away and order staff to stay silent, fellow courtier Guy Harford's suspicions are raised. While the outside world faces the onslaught of war, within the Palace walls a curious mystery unfolds. Rumours swirl about Brampton's relationship with the Queen, and there's talk of other plots involving those closest to the King.

A family is gunned down in the snow, but one of the children survives. Three years on, that child takes revenge, and the Snow Killer is born. But then, nothing - no further crimes are committed, and the case goes cold. 50 years later, has the urge to kill been reawakened? As murder follows murder, the detective team tasked with solving the crimes struggle with the lack of leads. It’s a race against time and the weather - each time it snows, another person dies.

Harry Fox hunts artifacts for the Italian mob. When a forgotten manuscript suggests Great Britain's most famous king may not be fiction, Harry plunges headlong on a dangerous path to uncover the truth. Little does he know a shadowy alliance with ties to three of mankind's most powerful organizations follows his every move, desperate to stop him before he can uncover the truth behind the legend. Surrounded by enemies, Harry barrels across the globe and discovers the myth of King Arthur is far more real than anyone ever imagined. Can Harry survive to reveal the true story?

DI Amy Winter is hoping to follow in the footsteps of her highly respected police officer father. But when a letter arrives from the prison cell of Lillian Grimes, one half of a notorious husband-and-wife serial-killer team, it contains a revelation that will tear her life apart. Responsible for a string of heinous killings decades ago, Lillian is pure evil. A psychopathic murderer. And Amy’s biological mother. Now, she is ready to reveal the location of three of her victims - but only if Amy plays along with her twisted game.