Book 1

Portraits of the Dead

by John Nicholl

Published 19 August 2016
Emma didn't know how long he hid in the large Victorian wardrobe to the side of her single bed. She didn't know how long he peered between the two heavy oak doors, and watched, as she slowly drifted into fitful sleep. She didn't know what time he pushed the doors open and crept towards her in the darkness of the night.

Detective Inspector Gravel finds himself faced with a difficult case when a local nineteen-year-old university student is abducted and imprisoned by a sadistic serial killer, who has already tortured and killed at least five young women.

Can Gravel find the girl and stop the murderer?

He will learn that the greater the evil, the deadlier the game...

Book 2

Before I Met Him

by John Nicholl

Published 24 July 2018
Every once in a while the hunters become the hunted...

When Rebecca's childhood abuser avoids prosecution, it sets her on a path to revenge and soon she is handing out retribution on any man who preys on the innocent.

The twenty-three-year-old poses as a child online and sets her trap, luring one predatory sex offender after another to their deaths.

When a severed head is found washed up on a windswept estuary beach, DI Gravel and his team are called in to investigate.

In what might be his toughest case yet, DI Gravel finds himself asking if vigilante justice is ever justified...

Read this chilling new psychological thriller and decide for yourself.

Book 3

A Cold Cold Heart

by John Nicholl

Published 31 January 2018
DI Gravel and his daughter Emily are oblivious to the terrible danger she is in when she accepts a job working for the solicitor Charles Turner.

Meanwhile, Gravel is on the hunt for a serial killer. And when Emily becomes the killer's latest obsession, the murderer will stop at nothing to make his grotesque fantasies reality.

But as further bodies are discovered, the killer seeks to befriend DI Gravel and misdirect his investigation.

How can you catch a killer who is hiding in plain sight? Can DI Gravel and Emily come away from this case with both their lives intact?

Book 4

Every Move You Make

by John Nicholl

Published 6 November 2018
When Mia, a successful novelist, is targeted by a stalker, her life begins to unravel.

Unaware that the predatory psychopath has placed cameras in her home, the stalker sends untraceable emails, including photos of her and her four-year-old daughter, demanding Mia performs outlandish tasks, threatening dire consequences if she refuses or approaches the police.

As the pressure builds, Adam, Mia's sister's boyfriend, offers to accompany her to stay in Italy with her parents. But when the villa is burnt down, Mia fears the stalker has followed her and decides to return to Wales.

Meanwhile, the police are investigating the murder of three women in the area, and when DI Gravel's daughter is threatened, he takes matters into his own hands.

With his health failing and his career coming to an end, just how far will Gravel go to protect his daughter and catch a vicious killer?