The Viper

The novel opens in Arrow Rock, Maryland, where a terminally ill man using the alias "Harry Smith" visits a funeral home to drop off a double-breasted suit for his own burial. His real name is Andrew Fechmeier, and he has lived under a fake identity for decades. He secretly stitches something into the jacket's back vent before leaving. That night at the Carousel Motel, an unseen attacker demands to know why he returned and whether he brought "it" with him, then stabs him with a fillet knife and shoots him in the head. The hidden item remains undiscovered at the funeral home.

Jim "Zig" Zigarowski, a forty-nine-year-old mortician, returns to work at Dover Air Force Base after semi-retirement. He brings a framed photo of his deceased daughter, Maggie, who died at twelve. While completing orientation, Zig receives texts from Roddy LaPointe, a New Jersey police officer and twin brother of Nola Brown, a woman central to Zig's life: As a child, Nola saved Maggie's life, and years later she saved Zig's during a previous case. Roddy asks for Zig's expertise with the dead. Zig agrees.

Roddy brings Zig to Generaux & Sons Funeral Home, Fechmeier's last stop. Zig tests the two men staffing the building by asking about a discontinued embalming fluid; when they claim to use it, he confirms they are imposters. Roddy places a GPS tracker on their car. On the drive, Roddy reveals the murder victim was one of four high school friends connected to his birth mother, Daniella Brown, whose death decades earlier was ruled a suicide despite evidence of foul play: four flat tires and a gunshot wound. He shows Zig a yearbook photo of the four friends, Daniella, P.K. Runyon, Ivy Munn, and Fechmeier, each name marked with a red X. P.K. died in a suspicious boating accident before Daniella; Fechmeier and Ivy then vanished.

A flashback reveals the truth. Twenty-six years earlier, Daniella fled in her car with her three-year-old twins after a warning phone call. A spike strip punctured her tires and sent the car into a ditch. An attacker demanded she return something she insisted she never took. She was shot twice in the head. A second person vetoed killing the children; the twins were left outside a hospital.

Using the GPS tracker, Zig and Roddy follow the imposters' car to a building in Annapolis disguised as a foreign language school. Zig enters alone but learns nothing. A killer known as Fish, a short man who carries a Buck fillet knife and a pistol, has been surveilling the building from across the street. After Zig and Roddy leave, Fish enters and kills all three men inside, discovering from their IDs that they were more significant than expected.

Nola Brown, working as an artist in Pennsylvania documenting Ukrainian refugee families for the Brandywine River Museum, receives a call from FBI agent Amy Waggs. Waggs explains that the Department of Justice flagged Zig's license plate at the funeral home, meaning the feds were already watching. She warns that Roddy is using Zig as a shield: Zig drove, entered buildings, and is the face the government identified, while Roddy stayed in the car. Nola distrusts her brother but feels indebted to Zig. She agrees to investigate.

The fourth member of the group, Ivy Munn, has spent twenty years at Heavenly Meadows, a fenced compound in Denning, New York, that locals believe is a cult. She and Fechmeier communicated nightly through an Instagram account; when his posts stop, she concludes he is dead. She retrieves a hidden .25-caliber Beretta and sets out to find his killer.

Roddy traces Fechmeier's burner phone to a storage facility near the police station, where Melinda Bix from the District Attorney's Office confronts them at gunpoint. She reveals she grew up with Fechmeier and the others in their high school clique, which they called "The Breakfast Club." Melinda left the group in eleventh grade before the trouble began. She brings Zig and Roddy to her father, Sheriff Arnold Bix, who has investigated the connected deaths for decades. The sheriff identifies Vincent Koch, a local businessman, as the central figure. Koch rose from a troubled youth to become the Northeast's top distributor of expiring military petroleum products through a suspiciously generous government contract. Bix theorizes Koch earned the deal by informing on his predecessor, Cello Chiarmonte, who was sentenced to thirty years for smuggling weapons through Arrow Rock's port. Melinda explains that during junior year, the group began blackmailing local parents after finding drugs in a neighbor's car, eventually targeting Koch's home. A flashback reveals the break-in: On the night after Thanksgiving, the four entered Koch's house and found a briefcase containing emerald earrings, a black ledger documenting Cello's shipments, and a videotape with Ivy's name on it.

Nola investigates independently, tracing Fechmeier's movements to a used car dealer who mentions that local strangers are usually from Heavenly Meadows. This sends Nola to the compound, where she slips through an un-electrified fence and is ambushed by a man claiming to be an FBI agent. Nola detects the deception, overpowers him, and discovers his real identity: Arturo Romano, a U.S. Marshal from the Special Operations Group (SOG).

Zig and Roddy confront Koch, who denies all involvement and suggests the sheriff has questionable motives. As they leave, Fish ambushes them in the parking garage, pressing a gun to Roddy and his knife to Zig. He stabs Zig in the back. Melinda, surveilling nearby, shoots Fish in the hand. Fish drives his knife into Roddy's chest before Roddy tackles him. Fish escapes. At the hospital, doctors stabilize Roddy, but a CT scan reveals a retroperitoneal hematoma, internal bleeding behind the abdominal cavity that will kill him without treatment.

Waggs calls Zig with a revelation: Heavenly Meadows is not a cult. The entire compound is a shell created by the U.S. Marshals Service as a pilot witness protection site, designed to repel outsiders. The funeral home imposters were Marshals, both murdered by Fish. Koch himself is a current confidential informant in DOJ's Special Identities Unit, the office managing protected informants. After the break-in, P.K. and Daniella were killed; Fechmeier and Ivy traded what they stole for witness protection. But Koch outmaneuvered everyone by informing on Chiarmonte, so he was never arrested. Nola discovers a listening device Roddy planted in Zig's car, meaning Roddy heard everything.

Roddy rips out his IV, escapes the hospital, and drives to the police station, having concluded that the sheriff, not Koch, hired Fish to cover up his own crimes. Nola arrives independently, having reached the same conclusion. In a rare moment of vulnerability, Roddy apologizes for the pain he caused her and says he is tired of being lonely. Nola does not lower her gun but agrees to go inside.

When Nola enters the sheriff's office, Ivy is already hiding in the closet with her gun trained on Bix. She forces a confession: The videotape from Koch's house was a recording Bix made of himself sexually assaulting teenage Ivy during a traffic stop. Koch used it to blackmail Bix into ignoring the smuggling operation. When The Breakfast Club stole the tape, Bix panicked and hired Fish, his old military associate, to kill the group members. The murders were never about Koch. They were about the sheriff protecting himself.

A gunshot from outside hits Ivy. Roddy bursts in but his internal bleeding triggers a spasm, and he collapses. Nola leaps through a window to pursue Fish. With both gone, Ivy executes the sheriff. Near a footbridge over Catoctin Creek, Fish ambushes Nola, pressing his gun to her temple. He pulls the trigger, but the chamber is empty. She stabs his foot with his own knife, and he falls into the creek. They grapple underwater for over ninety seconds. Nola begins to lose consciousness. She wakes on the mudbank; Fish is facedown in the water, dead.

Inside the station, Roddy is barely conscious. He mentions their mother's blond hair, tells Nola he is glad she came, and asks if she has a pet. She says she has a cat. He laughs, and his breathing fades. Nola holds his hand as he dies.

Six days later, Zig prepares Fechmeier's body at Dover and discovers a flip phone stitched into the suit's back vent. Ivy visits Melinda with the phone, whose records show it dialed only Melinda's number. Fechmeier left Heavenly Meadows not for a mission but because he was dying and wanted to see Melinda, his old girlfriend. Melinda staged the storage facility break-in to cover their relationship. When Melinda dismisses Ivy's teenage assault, Ivy shoots and kills her.

Nola confronts Ivy with hospital records proving Daniella had a hysterectomy at fifteen, making it impossible for her to have carried twins. Ivy confirms the truth: She became pregnant at twenty, gave birth at a Catholic charity home, and Daniella, unable to have children, raised the twins as her own. Ivy stayed away after the murders began to keep the children safe. She tells Nola the sheriff was not her father; her biological father was a college history TA. Nola tells Ivy not to come to Roddy's funeral. Both disappear before police arrive.

In the final scene, Zig sits in his small office at Dover. On his desk are Maggie's photo and Roddy's wallet, propped open to display his police badge. A notification alerts him to a new case. He returns to the work that gives him purpose.