Maud O’Connor Books in Order

Maud O’Connor is a detective who knows what it’s like not to be believed. In Nicci French’s Maud O’Connor mysteries, she works within the Metropolitan Police yet is constantly pushing back against colleagues who would rather close awkward cases than listen to difficult witnesses.

Her first major outing in Has Anyone Seen Charlotte Salter? begins not with Maud but with a family party on a cold December night in 1990. Charlotte Salter never arrives at her husband’s fiftieth‑birthday celebration in the East Anglian village of Glensted. Her teenage daughter Etty grows frantic as hours pass, and when the body of neighbour Duncan Ackerley is later pulled from the river, local police too neatly link the two disappearances.

Decades later, Duncan’s sons return to the village to make a true‑crime podcast about what happened. As old resentments flare and half‑remembered details resurface, Maud is brought in from London to review a case everyone else considers settled. The book moves between the original investigation and the present‑day recordings, showing how small lies, shame and power imbalances can distort an official story for years.

The Last Days of Kira Mullan shifts the focus to London, where Nancy North, recovering from a psychotic break, is trying to rebuild her life in a new flat. She hears unsettling noises, senses something wrong with her neighbour Kira, and is dismissed as unstable when she insists Kira didn’t take her own life. Maud, who has fought similar battles inside the force, takes Nancy seriously and starts to see how structural bias and careerist pressures can bury an uncomfortable truth.

The upcoming novel What Happened That Night returns to the past again, revisiting a 1993 student‑house murder for which Tyler Green has already served nearly thirty years. When Tyler gathers his former university friends for a reunion to prove his innocence and yet another body is found, Maud is left to untangle loyalties, cover‑ups and the political fallout of admitting the police may have jailed the wrong man.

Across the series, Maud stands slightly apart: shrewd, self‑contained and unwilling to smooth over inconsistencies just because they make powerful people uncomfortable. The books mix classic police‑procedural work—interviews, forensics, timelines—with Nicci French’s trademark interest in memory, mental health, family myths and how violence reverberates across decades.

If you like crime fiction that lingers on the emotional impact of murder as much as the puzzle, the Maud O’Connor novels offer intricate, slow‑burn cases where justice depends on who gets heard and who is conveniently ignored.