Gregor Demarkian Books in Order

Retired FBI investigator Gregor Demarkian accepts a strange invitation to Christmas dinner at a millionaire's estate. When the host is murdered, Gregor must sort through a bitter family whose members all have reasons to hate him.

Gregor joins Bennis Hannaford at a Long Island political fundraiser where powerful guests have competing agendas. When murder interrupts the gathering, he must untangle a case shaped by ambition, grief, and carefully managed public images.

A terminally ill woman returns to the town where she once felt accepted, only to be poisoned. Gregor Demarkian follows the trail into an old secret involving former classmates, faith, and a troubled Catholic community.

Father Tibor's temporary teaching job brings Gregor to a college campus at Halloween. A missing professor, a poisoned colleague, and a talkative raven pull him into a tense academic mystery.

On the eve of St. Patrick's Day, a young nun is murdered in a small upstate New York town. Gregor must make sense of deadly hemlock, strange sightings, and a case that seems to demand a miracle.

A Vermont town's elaborate Christmas celebration is disrupted by a series of shootings. Gregor Demarkian discovers that a victim's research into long-ago crimes may have stirred up a killer's carefully buried past.

Gregor and Bennis find themselves among a closed group of travelers when one passenger is murdered. As the investigation links the killing to an earlier death, the journey becomes a trap full of secrets and suspicion.

At a Philadelphia convention for the Sisters of Divine Grace, a nun dies after eating poisoned food. Gregor must determine whether she was the target, or whether the killer meant to strike someone far less beloved.

A Valentine's Day romance turns deadly when Hannah Krekorian is found beside her new lover's body. The police think she killed him, but Gregor knows his neighbor is innocent and reopens the man's violent past.

A media magnate is poisoned at a Harlem health clinic run by a devoted doctor. Gregor tries to clear the doctor's name while navigating gang violence, family money, and a growing list of people with motives.

A sensational television host brings her crew to Philadelphia for an interview with Gregor and a convicted serial killer. Then a staff member is murdered, and a second brutal death turns the production into a crime scene.

Gregor travels to New Haven, where old ties and a return home bring a new murder case into view. Behind a polished public story lies a web of personal history, rivalry, and dangerous deception.

A birthday gathering at a gloomy Victorian house on an island turns into a murder investigation. Cut off from easy escape, Gregor faces a limited circle of guests, old tensions, and a killer hiding in plain sight.

The murder of an infant at a controversial religious community draws Gregor into a case charged with belief, fear, and public outrage. Finding the truth means looking past the assumptions everyone is eager to make.

As a neighbor's wedding approaches, Gregor is pulled into a rash of deadly pipe bombings in an affluent suburb. Marriages, old friendships, and a high-profile photo exhibit all become part of the dangerous puzzle.

Bennis discovers the body of a young heiress during a Halloween visit to Connecticut. Gregor arrives as more deaths expose the resentments, money troubles, and social climbing beneath a wealthy town's quiet surface.

Religious and personal tensions simmer on one Philadelphia block shared by several very different communities. When suspicious deaths begin, Gregor must uncover the connections before old scandals and new hatred produce more violence.

Thirty years after a cruel teenage prank left one girl devastated and a boy dead, Liz Toliver returns home. Her visit sets off a new chain of danger, and Gregor searches for the truth behind the old tragedy.

A bombing at an Armenian church and the assassination of a businessman shake Philadelphia on the same winter night. Gregor investigates whether the crimes connect to a hate group, corporate wrongdoing, or something even closer to home.

At an elite New England boarding school, a student finds his roommate hanging and no one believes his fears. Gregor answers the boy's call for help and uncovers manipulation, drugs, secrets, and possible murder.

A combative radio host blames a homeless man after his drug arrest, creating a media storm in Philadelphia. When the expected victim is not the one who dies, Gregor confronts politics, property deals, and private agendas.

Philadelphia is frightened by the Plate Glass Killer, who targets middle-aged women and mutilates their faces. Gregor joins an investigation already strained by infighting, then has to separate real clues from police mistakes.

A snowstorm traps a film crew, celebrities, and paparazzi on a wealthy island retreat. When a young man's murder is followed by more violence, Gregor must work through fame, image-making, and a ruined crime scene.

A school-board battle over evolution and intelligent design turns violent when a prominent local woman is attacked. Gregor finds that the town's loud public argument may be hiding a much more personal motive for murder.

A reality television competition takes over the old Hannaford estate, bringing rivalry and resentment with it. When someone targets vicious judge Sheila Dunham and a contestant is killed, Gregor has to find the real game being played.

The body of a college student missing for years is found hanging from a billboard that once begged for clues. Nearby, an infant's skeleton deepens the mystery, and Gregor looks beneath a small town's polite surface.

A teenager is found dead in a gated community pool as the pool house burns nearby. With a missing wife, unidentified remains, and too many secrets among the neighbors, Gregor faces a baffling double mystery.

Thirty years after a wealthy Connecticut debutante vanished following a bank-robbing spree, she returns only to be murdered. Gregor is called in to separate the town's obsession with her past from the truth about her death.

Father Tibor is found beside a corrupt juvenile judge's body and the evidence appears damning. Gregor fights to prove his friend's innocence while uncovering a prison kickback scheme and a troubling foreclosure plot.

A black van unsettles Cavanaugh Street before an elderly woman is thrown from it in a garbage bag. Gregor's final case links her attack, a murder in her apartment, immigration fears, and a ruthless developer.