London, 1884. A culprit is on the run after a fatal poisoning in Bermondsey. It seems like a simple case for Penny Green to report on, until a series of macabre photographs is discovered. As the poisonings continue, Scotland Yard is convinced they have their suspect. It's not long before they're outwitted, and no one is safe. Penny and Inspector James Blakely must avoid the red herrings and track down the manipulative poisoner. But could there be more than one?

Some say the Hotel Tempesta is cursed, but its owner, Mr. Gallo, refuses to believe it. When he's brutally murdered one night, the suspicion falls on his guests. Ten suspects in total. And Penny Green is one of them. Does Mr Gallo's murder have anything to do with the criminal mastermind on the run from America? Penny and Inspector James Blakely must negotiate a world of courtesans, stolen paintings, and secret codes to prove Penny's innocence and uncover the truth.

A woman dies in a burglary in Fitzrovia. A man is murdered in an opium den in Limehouse. Gutsy Fleet Street reporter Penny Green suspects the two deaths are connected, but how can she prove it? The answer may lie in Whitehall where the India Office reaps the benefits of Britain's opium trade. But when Inspector James Blakely of Scotland Yard begins investigating, an unforeseen danger looms. Soon Penny is forced to act alone and is put to the ultimate test when her quest becomes personal.

London 1884. Victorian industrialist Alexander Glenville is a man with many secrets. Fleet Street reporter Penny Green is tasked with working undercover as a maid in his home, but tragedy strikes when Glenville's daughter is poisoned. Penny's insider knowledge is crucial for Scotland Yard's murder investigation, but someone in the Glenville household already suspects that she's more than just a servant. Can Penny and Inspector James Blakely solve the mystery before Penny's cover is blown?

London 1885. Something's not right at Shoreditch Workhouse and reporter Penny Green is struggling to convince someone to listen. After spending time there undercover, she knows that more can be done for the deserving poor beneath its roof. But does anyone else care? When two workhouse inmates die in a fight, the police and the coroner accept the simplest explanation. Penny undertakes her own investigation with Inspector James Blakely's help and it's not long before they make themselves unpopular.

London 1884. When a thief robs Fleet Street reporter Penny Green, she finds herself caught up in a horrifying murder. Someone is terrorizing the residents of St Giles Rookery, and Scotland Yard sends Inspector James Blakely to investigate. When the serial killer claims a victim outside the slums, Victorian London is sent into panic. Can Penny's friendship with the people of St Giles uncover the culprit? She and James must overcome their complicated relationship to work together, but each new murder threatens to derail their work for good.

September 1940. The height of the Blitz. When the Savoy advertises its series of underground shelters, a crowd of people from East London arrive at the hotel and demand entry. There they find a shelter worthy of the Savoy's clientele, but the next morning, after the air raid and when the Stepney protestors have left, it is discovered that one of the hotel's guests is dead, stabbed through the heart.

November, 1923. An invitation to a house party at the estate of Parkview Hall is a welcome respite for Olive Belgrave, a newly minted working girl who's become the solver of high society's trickiest problems. But when the sumptuous black tie event turns deadly, Olive's cousin Peter becomes the main suspect. Olive must unmask a sophisticated killer before an innocent man takes the blame...because murder doesn't RSVP.

October, 1923. Lady detective Olive Belgrave has a new case. Lady Agnes doesn’t believe in curses - especially ancient curses - and she hires Olive to prove her uncle wasn’t the victim of a malevolent mummy. Olive investigates and discovers the truth is much worse - it’s murder. Can Olive debunk the curse and reveal the true culprit before the mummy curse claims another victim?

September, 1923. Despite closing her first case, high society lady detective Olive Belgrave hasn’t found a new client. She’s taken a job as a hat model to pay for her poky boarding house room. But then a job offer comes her way: make discreet inquires about a famous author who’s disappeared. Olive travels to the English countryside to hunt for him.

After rescuing a lovely woman from an attempted robbery, Captain Lacey discovers that she is the widow of a colonel who'd been accused of murdering an English officer during the Peninsular War. Lydia declares that her husband was innocent and that she knows the true culprits' identities. Intrigued, Lacey, along with his friend, Lucius Grenville, begins to investigate. He soon finds himself mired in scandals of the past and surrounded by murders that are very much in the present.

Some years ago, Cyrus Barker matched wits with Sebastian Nightwine, an aristocrat and sociopath, and in exposing his evil, sent Nightwine fleeing to hide from justice somewhere in the far corners of the earth. The last thing Barker ever expected was to encounter Nightwine again - but the British government, believing they need Nightwine's help, has granted him immunity for his past crimes, and brought him back to London.

Spiritualism has captured the public’s imagination. Séances are all the rage, and Detective Ian Hamilton’s otherwise sensible aunt Lillian is not immune to their allure. But for Ian, indulging her superstitions has its limits. When members of Lillian’s circle of séance friends begin turning up dead, Ian doesn’t need a medium to tell him these aren’t freak accidents. 

Twenty-six-year-old Beatrice Hyde-Clare is far too shy to investigate the suspicious death of a fellow guest in the Lake District. A spinster who lives on the sufferance of her relatives, she would certainly not presume to search the rooms of her host's son and his friend looking for evidence. Reared in the twin virtues of deference and docility, she would absolutely never think to question the imperious Duke of Kesgrave about anything, let alone how he chose to represent the incident to the local constable. And yet that's exactly what she does.

Lady Katherine would rather chase clues than suitors. Her reputation as a matchmaker could give her the cover she needs to follow in her detective father's footsteps. If she catches the Pink Ribbon Killer before he strikes again, she'll win her dowry and her independence in the process. One look through the exclusive Northbrooke estate house party doubles her suspect list. With the help of her trusty maid and her precocious pug, Katherine risks it all to unmask the killer. But is winning her freedom worth putting another debutante in mortal danger?