Beside the old woollen mill in Blarney, Cork, a worker's cottage guards its secrets. In 1921, a mother, father and their two young children disappeared from this house. And now, ninety years later, their mummified bodies have been discovered under the floorboards. The gunshot wounds in each skull look like the mark of the IRA. But as Katie Maguire investigates, the flames of old rivalries flare up once more - putting yet more families in danger. Because...

Sergeant Kieran O'Regan was responsible for hunting down killers. Now he's become one of the dead: his decapitated body has been found in a graveyard, a tin whistle stuffed into his throat. O'Regan was due to give evidence at a trial for police corruption. His gruesome murder sends a clear message to whistleblowers: only silence is safe. DCI Katie Maguire is determined to uncover the truth. But corruption in the Garda stretches back decades. As more...

A judge's body is found on an isolated road. Four gang members have been shot. Three civilians have been blown up. To Katie's horror, Cork is becoming a gang battleground like Dublin.

In a nursing home on the outskirts of Cork, an elderly nun lies dead. She has been suffocated. It looks like a mercy-killing - until another sister from the same convent is found viciously murdered, floating in the Glashaboy river. The nuns were good women, doing God's work. Why would anyone want to kill them? But then a child's skull is unearthed in the garden of the nuns' convent, and DS Katie Maguire discovers a 50 year old secret that just might...