“You’re going to hell, Jack Nightingale”: They are words that ended his police career. Now Jack’s a struggling private detective – and the chilling words come back to haunt him. Nightingale’s life is turned upside down the day that he inherits a mansion from a man who claims to be his father. It comes with a warning that Nightingale’s soul was sold at birth and a devil will come to claim it on his 33rd birthday – just three weeks away.

Jack Nightingale was always happier dealing with criminal cases or even divorce than he was with matters of the supernatural. So when a client came with a simple request to uncover the meaning behind her father's last words, he was happy enough to take the case. Little did he know that the investigation would lead him to one of the vilest demons to ever walk through the gates of Hell.

Supernatural detective Jack Nightingale is called in to investigate a case of stigmata. A young girl is bleeding from her hands and feet and claims to be talking to the Virgin Mary. But Nightingale soon realises that all is not as it seems - and the girl is in mortal danger.

Something out in the Everglades is killing people - and eating them. Supernatural detective Jack Nightingale is called in to investigate and discovers that evil is at work out in the swamps, and that more people will die unless he can stop it.

Jack Nightingale knows the dangers of doing a deal with a devil, but sometimes beggars can't be choosers. And when his nemesis Proserpine comes up from the bowels of Hell to ask for a favour, he has no choice other to help. Which is why the supernatural detective finds himself going up against the Undead, and putting his own life on the line.