Inspector Celcius Daly Books in Order

A retired intelligence officer vanishes after revisiting an old IRA disappearance, and another former spy is murdered. Inspector Celcius Daly follows the connections into Northern Ireland's violent past, where buried loyalties and grievances still shape the present.

A burned corpse and a missing woman draw Inspector Celcius Daly into human trafficking along the Irish border. Pursuing her through isolated roads and abandoned developments, he encounters criminals whose competing interests make finding her a dangerous race.

An elderly priest's fatal road crash leads Celcius Daly to a meticulous record of killings during the Troubles. Finding his own mother's name among the victims turns the investigation into a personal search for truths hidden for thirty years.

The abduction of a boy leads Celcius Daly to a Traveller community suspected of organized crime. Discovering links to an old disappearance, he confronts historical injustice while pressure from his own police force pushes him toward an uneasy alliance with outsiders.

Investigating a policeman's death, Celcius Daly crosses the Irish border into a village controlled by a powerful criminal. With authorities withholding information, he navigates informers, smugglers, and compromised officers as his search threatens to provoke further violence.