CS Harris Books in Order

Evidence at a murdered woman's body implicates Sebastian St. Cyr, a nobleman scarred by the Napoleonic Wars. Fleeing arrest in 1811 London, he recruits unlikely allies to identify the killer and clear his name amid political intrigue.

A marquis's wife is found murdered in the Prince Regent's arms, wearing a necklace believed lost with Sebastian St. Cyr's mother. Investigating her death draws Sebastian into royal secrets and renewed questions about his own family's past.

Young men from prominent London families are being murdered and left in public places with strange objects in their mouths. Sebastian St. Cyr searches for the connection between the victims, following cryptic clues through the city's docks and drawing rooms.

Hero Jarvis asks Sebastian St. Cyr to investigate the murders of eight women at a London refuge after official inquiries are suppressed. Their uneasy partnership follows evidence from the East End toward aristocratic households with dangerous secrets to protect.

Two murdered men are discovered together in an ancient crypt, although their deaths occurred decades apart. Investigating the reform-minded Bishop of London's killing leads Sebastian St. Cyr among influential suspects and into troubling questions about his own family history.

Surgeon Paul Gibson discovers that a supposedly natural death was murder while examining a cadaver purchased from body snatchers. Sebastian St. Cyr must investigate discreetly, following the dead Foreign Office official's connections into diplomatic intrigue across Regency London.

Sebastian and Hero's honeymoon plans collapse when Hero's friend Gabrielle Tennyson is found murdered and her young cousins disappear. Their investigation at Camlet Moat exposes family secrets, an enigmatic French lieutenant, and threats from powerful people.

Russell Yates, husband of Sebastian's former lover Kat, is accused of murdering a wealthy gem dealer. Sebastian seeks the real killer for Kat's sake, tracing a missing blue diamond through dangerous secrets linked to the French Revolution.

A French doctor's murder and an injured woman's discovery draw Sebastian St. Cyr into questions surrounding the missing French royal heir. Recognizing the survivor from his wartime past, Sebastian confronts old trauma while trying to protect his pregnant wife.

A plantation owner's murder at Bloody Bridge presents Sebastian St. Cyr with a clue linked to the execution of Charles I. Working with Hero, he investigates influential suspects while a dangerous former army officer from his past reappears.

Young Amrie St. Pierre grows up amid the Civil War's devastation in St. Francisville, Louisiana. As fighting and shortages isolate the town, women and children must overcome divisions, protect one another, and confront the moral costs of survival.

Visiting a Shropshire village with Hero, Sebastian St. Cyr is asked to investigate a young widow's death beside the river. Her concealed identity and earlier local murders expose a violent history beneath the community's apparently peaceful surface.

The murder of homeless boy Benji Thatcher and disappearance of his sister lead Sebastian St. Cyr to uncover other missing children. While authorities dismiss their fate, he follows evidence toward powerful figures preying on London's most vulnerable residents.

Pianist Jane Ambrose is found murdered during London's freezing winter, but her connection to Princess Charlotte prompts palace officials to suppress inquiries. Sebastian St. Cyr and Hero persist, following her secrets into competing agendas within the royal court.

Lord Ashworth's murder places Sebastian St. Cyr's niece Stephanie under suspicion after her disastrous marriage to the nobleman. As evidence suggests a female killer, Sebastian investigates Ashworth's enemies and hidden dealings to keep his niece from being blamed.

A disgraced nobleman presumed dead returns to London, only to be murdered soon afterward. Sebastian St. Cyr investigates why Nicholas Hayes risked returning from transportation and searches for the mysterious boy who arrived with him and then vanished.

New murders echo the notorious Ratcliffe Highway killings, including the death of their original investigator. Sebastian St. Cyr reexamines the earlier case, questioning whether the accused seaman was innocent and why someone has resumed killing three years later.

Sebastian St. Cyr travels to Paris to find his long-lost mother, only to encounter her dying after an attack. With French authorities reluctant to investigate, he pursues the killer amid political tensions and secrets that could threaten Europe's fragile peace.

A mutilated body recovered from the Thames draws Sebastian St. Cyr into the troubled past of Major Miles Sedgewick. With his friend Paul Gibson threatened and Napoleon’s return unsettling Europe, Sebastian must untangle jealousies, secrets, and further killings.

A woman and her daughter are murdered in Richmond Park and posed like medieval tomb figures. The scene echoes killings from fourteen years earlier, drawing Sebastian and Hero into a question of mistaken justice, imitation, and concealed aristocratic interests.

A supposedly pious reformer is found hanging upside down in a chapel, resembling a Tarot image. Sebastian follows a vanished orphan’s clue through conflicting suspects, while further symbolic killings threaten his friend and a city already troubled by unrest.

An aristocrat’s ritualistic death places Sebastian’s nephew under suspicion after a night he cannot remember. Sebastian and Hero investigate powerful men and those seeking retribution, racing to understand a sequence of killings before it spreads further violence through London.

The murder of an anonymous satirist draws Sebastian into a London brothel and the enemies her writing has made. A ring linked to the Stuart dynasty opens a dangerous trail involving Scotland’s missing Crown Honours and political secrets.