Fleeing the attentions of the handsome and commanding Marquess of Darkefell, Lady Anne Addison arrives on the doorstep of a dear friend seeking nothing but rest and relaxation, but soon finds herself putting her investigative talents to work after a sighting of the Barbary Ghost. Always a skeptic of the supernatural, Lady Anne immediately suspects the apparition is nothing more than a diversionary tactic to conceal smugglers on the beach below her friend's house.

Finally home in Kent after her recent adventures in Yorkshire and Cornwall, Lady Anne Addison is shocked to spy her erstwhile suitor, the Marquess of Darkefell, skulking around the gypsy camps near her property. Outraged that he has followed her there, she writes a scathing letter to him and his family, which brings Darkefell - and his denials that it was he - to Kent. Despite Darkefell's arrival, Anne is preoccupied with the troubles that plague her family and loved ones. Is it the old gypsy woman's curse that is making her friends ill, or something far more sinister? 

Posie Parker has been called to her most baffling case yet. Amyas Lyle, London’s top young lawyer, has been found with his head in a box of poisoned saltwater. It’s the perfect murder. But who hated him enough to do such a thing? Following a trail of strange notes, all of which speak of the sea and saltwater, Posie travels from London to the seaside resort of Whitley Bay, looking for answers. But nothing can prepare her for what she finds there.

Posie Parker once failed a client. And now that client is dead. Elsie Moncreiff, a housekeeper, has fallen from the White Cliffs of England in a howling storm. But the question is, was it bad luck, or was it murder?Armed with just her guilty conscience and a less-than-helpful Sergeant Rainbird for company, Posie vows to get to the bottom of things. But what she finds is not at all what she was expecting.

While in Bath preparing for her upcoming marriage to Lord Darkefell, Lady Anne learns of a profoundly accurate mystic working in town whose uncanny predictions have stunned the gullible and the skeptical alike. Certain there's a harmless rational explanation for the medium's supposed otherworldly abilities, Anne's tolerance turns to defiance when the seer's dark pronouncements begin having a decidedly harmful affect on her friends - and a troubled local vicar takes his own life. 

August 1911. Emily Hardcastle and her inimitable lady’s maid Florence Armstrong are enjoying a fine summer until Harry, Lady H’s brother, turns up out of the blue with a mystery for them to solve. A routine parachute test at a local aeroplane factory has gone horribly wrong - with pilot Dickie Dupree plummeting to his death. Harry is certain there is more to this ‘tragic accident’ than meets the eye, having discovered that someone at the airfield is leaking top secret intelligence to foreign rivals.

England, 1920. Lady Eleanor Swift, adventurer extraordinaire and reluctant amateur detective, is taking a break from sleuthing. She’s got much bigger problems: Eleanor has two left feet, nothing to wear and she’s expected at the masked ball at the local manor. Her new beau Lance Langham is the host, so she needs to dazzle. Surrounded by partygoers with painted faces, pirates, priests and enough feathers to drown an ostrich, Eleanor searches for a familiar face. As she follows a familiar pair of long legs up a grand staircase, she’s sure she’s on Lance’s trail. 

Summer 1764. Alec and Selina anxiously await the birth of their first child at their estate in Kent. It should be a time of family celebration, but the death of a young poacher has Alec investigating murder. And when renovations to his sprawling manor unearth a secret burial chamber, a shocking family secret comes to light. Everything Alec thought he knew about his birth is again called into question, and with it the special bond with his irascible uncle Plantagenet. 

When a man’s naked corpse is found strapped to a waterwheel, newly appointed Inspector Haze is called upon to investigate the crime. With the help of American surgeon Captain Redmond, he delves into the life of Frank Darrow, a man who inspired such hatred, his mere death wasn’t enough to satisfy his killer. Finding few clues and no obvious motive for the murder, Redmond and Haze must peel away the layers of Frank Darrow’s relationships to get to the shocking truth, while also coming to terms with unexpected developments in their own lives.

When the body of a young woman is found near the ruins of a haunted abbey, everyone assumes she died of fright. A postmortem examination tells a different story. Not only was Elizabeth Barrett poisoned, but the lethal dose of cyanide must have been administered by someone close to her - someone she trusted, who may have known her secret. As Captain Redmond and Constable Haze delve into the victim's seemingly ordinary life, they learn she wasn't the proper, biddable wife everyone believed her to be. 

When the body of a young man is found stuffed into the tomb of a medieval knight, Parish Constable Daniel Haze is tasked with investigating his first solo murder case. Suspicion instantly falls on the only stranger to arrive in the village of Birch Hill just before the crime took place, but the American captain proves to be an unexpected asset. A former soldier and a skilled surgeon, Jason Redmond is not only willing to assist Haze with the investigation but will risk his own safety to apprehend the killer.

Devlin Markham, the notorious "Devil Duke" of Huntington, needs a woman. And not just any woman. If he can't woo one of the most eccentric bluestockings of the Ton within the month, he can kiss his hard-earned fortune good-bye. But he's always thought love a wasted emotion and marriage an inconvenience at best. And oddly enough, Lady Sophie Wolcott seems unmoved by his charm. When Sophie learns her beloved orphanage is in imminent danger, she will do anything to save it. Even marry a ruthless rake who takes what he wants in business and pleasure.

It's 1763. Career diplomat Alec Halsey returns to London and the shocking news his estranged elder brother, the Earl of Delvin, has not only killed his friend in a duel but become engaged to the woman he had hoped to marry. When Alec reluctantly attends a weekend house party to celebrate his brother's engagement he gets more than he bargained for when a lady's maid is murdered, the bride-to-be is attacked, and a guest is shot dead.

June 1933. Independent, young Kitty Underhay has been left in charge of her family’s hotel, The Dolphin, on the tranquil English coast. But when several rooms are broken into and searched, including Kitty’s own, she quickly realizes that something out of the ordinary is afoot at the hotel. Soon, rumors are flying in the cozy town that someone is on the hunt for a stolen ruby. A ruby that Kitty’s mother may well have possessed when she herself went missing during the Great War.

In pre-war London, Olivia Denis wins a plum assignment from her newspaper when she meets the glamorous French fashion designer, Mimi Mareau. Mimi has it all - wealth, talent, acclaim, and a British duke for a lover. But on her first visit to Mimi's new Mayfair house of haute couture, Olivia finds something else - the body of an unknown man. Mimi and her three French assistants say they don't know the man, but is that true? As Olivia spends time around the salon, she learns at least one of the women knew the dead man and all four women are lying.