Hilda Adams' life as a nurse has become a bit dull. As she approaches 30, she sees long, monotonous years of trained obedience to orders ahead of her. But a rascally patient, a police detective, sees in her the intelligence and discretion of a born criminal investigator. People confide in a private nurse; she could unearth clues that can crack a case. Her first case is the disappearance of Clare March, a wealthy debutante who has been missing without a trace for a month.

Corrupt politician Allan Fleming has disappeared, and his daughter Margery asks attorney Jack Knox to find him. When Fleming turns up murdered at a sleazy social club called the White Cat, Margery commissions Knox to clear her fiancé, the less-than-scrupulous Harry Wardrop, of all suspicion. Trouble follows Margery when she moves in with her aunts, kind and docile Jane and irascible Lavinia. Aunt Jane disappears, leaving only a bloody handprint on the banister. Is she a victim of the murderer at the White Cat?

Was that dear little lady Emily Benton guilty of murder, or was the written confession discovered by her tenant actually trumped up? This one will keep you guessing!

Crescent Place was once a peaceful country green surrounded by five tasteful suburban houses and populated by polite, responsible citizens. But as the city enveloped it, the residents built a gate to keep the world out. With each passing year, the subdivision grew stranger and stranger - until it began to look like a time capsule of the 1890s.

The blood-stained rope and towel, the stray slipper, the broken knife - and the disappearance of the lovely Jennie Brice - were enough to convince Mrs. Pittman that murder had been committed in her boarding house. The police, however, were another matter. Without a tangible body, there could be no official murder charge.

Elizabeth Bell runs a quiet household, with no family and no more than the usual number of servants. She passes her time thinking about crime and working on her biography of a relative. When a young cousin comes to stay, life in the house becomes uncharacteristically lively. First, cousin Judy burns a hole in Miss Bell's desk. Next, they spy a burglar on the staircase - a shadowy figure who vanishes without a trace. And finally, Sarah, the nurse, takes the dogs for a walk and never returns.

The house called Sunset has been Marcia's summer home for her entire life. Both of her parents died there, and she and her brother spent their youth exploring its rambling hallways and seaside grounds. They love the old house, but Marcia's sister-in-law has never taken to it. Juliette loathes the sea, and soon comes to loathe her husband as well. After they divorce, Juliette pays a final visit to Sunset, demanding alimony. She is there for a few tense days before she disappears. It takes them a week to find her body.

As far as Carol Spencer is concerned, the war has spoiled everything. She and Don had been engaged for years and were on the verge of marriage when he was shot down in the South Pacific, leaving Carol on the verge of spinsterhood at 24. She wants to take some kind of job in the war effort, but her invalid mother demands that Carol accompany her to the family's summer home in Maine. But when they arrive at the faded mansion, they find it completely locked up. The servants are gone, the lights are dark - and there is a body in the closet.

The Birches was one of the grand mansions of the 1920s, with a ballroom, tennis courts, and, of course, a swimming pool. But after the crash of '29, when Lois and Judith's father killed himself to escape his debts, the family turned the summer home into a fulltime retreat from the world. Decades later, Judith is the queen of New York society, a fast-living beauty whose nerves are beginning to fray, while Lois still lives in the dilapidated old mansion, writing mystery novels to pay the bills. She is about to encounter a mystery of her own.

The engagement of effervescent Mally Lee to handsome, well-connected Roger Mooring is not going well. They quarrel constantly and Mally's idea is to spend time apart and delay the wedding. She has no money of her own and hopes to find a job, which materializes when Sir George Peterson hires her to be a governess to his daughter. She happily heads to London and all is well until Sir George and his odious secretary, Paul Craddock, accuse her of the theft of a diamond brooch and an important paper.

1917. American boys have joined the Great War in Europe. On the homefront, mysterious occurrences like ships catching fire and factories blowing up have people wondering: is this German sabotage? Hilda Lessing's family has been split apart due to the death of her father, and her uncle has found her a job doing housework on a friend's farm. Mr. and Mrs. Schwartz and their workers are German and a young train engineer whom she befriends on the way to the farm jokingly warns her to "Watch out for spies!"

It was a hell of a long shot.... CIA assassin Fortune Redding is about to undertake her most difficult mission ever - in Sinful, Louisiana. With a leak at the CIA and a price placed on her head by one of the world's largest arms dealers, Fortune has to go off-grid, but she never expected to be this far out of her element.

Amabel Grey, a widow with a modest income, needs money. Fast. Her spoiled daughter Daphne has an opportunity to go with friends on holiday, and she's convinced it will end with a lucrative marriage proposal. But where to find 200 pounds? She overhears a client requesting the lawyer find someone to live in his Dower House for six months. The stipend is 200 pounds! And she knows the house, having visited 20 years before. The catch? Previous tenants have been driven away by strange happenings, and the village is convinced the place is haunted. The owner wants the rumors to stop.

The village of Badger's Drift is the essence of tranquillity. But when resident and well-loved spinster Miss Simpson takes a stroll in the nearby woods, she stumbles across something she was never meant to see, and there's only one way to keep her quiet. Miss Simpson's death is not suspicious, say the villagers. But Miss Lucy Bellringer refuses to rest: her friend has been murdered. She is sure of it.

His name was Feliks. He came to London to commit a murder that would change history. A master manipulator, he had many weapons at his command, but against him were ranged the whole of the English police, a brilliant and powerful lord, and the young Winston Churchill himself. These odds would have stopped any man in the world - except the man from St. Petersburg.