Enjoy books 1 to 4 in this rocket-paced thriller series at a terrific price!

This collection is a bundle of the first four books in the Private Investigator Mason Black crime thriller series. Welcome to San Francisco, where depraved serial killers lurk in the dark.

Missing (Book 1) – The Carter twins are missing, and only ex-cop Mason Black can help. With his unique knowledge of the killer, he must choose between repairing his marriage or pursuing the kidnapper, opening doors from long ago that were meant to stay closed.

Masquerade (Book 2) – Three bodies are discovered with accusing messages carved into their skin, and they all point toward Private Investigator Mason Black. Hiding from the police, Mason flees across San Francisco in search of vindication – in search of the real killer.

Manhunt (Book 3) – When an entire family is reported missing, Mason is hired to find them. After quickly discovering they were kidnapped by a serial killer known as Anarchy, Mason searches for a man who will stop at nothing to finish the job he started.

Maniac (Book 4) – The Friday Killer has been targeting students, and Mason's daughter is next on the list. Without the help of his friends on the force, it's up to Mason to find this killer before it gets personal. Before his own daughter becomes another name in the obituary.

Become lost in this collection of the first four novels in the Private Investigator Mason Black series. A dark, gut-wrenching box set with four edge-of-your-seat stories that will have you up all night.

Adam Nicholls