Book 1

The Blackthorn Key

by Kevin Sands

Published 1 September 2015

Follow the clues. Crack the code. Stay alive.

Potions, puzzles and the occasional explosion are all in a day's work for young apothecary Christopher Rowe. Murder is another matter.

It's a dangerous time to be the apprentice of Benedict Blackthorn. A wave of mysterious murders has sent shockwaves through London, and...

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Book 1

The Blackthorn Key

by Kevin Sands

Published 1 September 2015

Book 2

Mark of the Plague

by Kevin Sands

Published 6 September 2016
As the plague decimates London in 1665 and an assassin threatens the apothecary's life, apprentice Christopher Rowe and his faithful friend Tom, following a trail of puzzles, riddles, and secrets, risk their lives to untangle the heart of a dark conspiracy.

Book 2

Mark of the Plague

by Kevin Sands

Published 9 May 2017

Book 3

Assassin's Curse

by Kevin Sands

Published 5 September 2017
Christopher Rowe is back and there are more puzzles, riddles, and secrets to uncover in this third novel of the award-winning Blackthorn Key series.

Wherever Christopher Rowe goes, adventure-and murder-follows. Even a chance to meet King Charles ends in a brush with an assassin.

All that's recovered...Read more

Book 4

Call of the Wraith

by Kevin Sands

Published 1 September 2018
Christopher Rowe is back and there are more puzzles, riddles, and secrets to uncover in this fourth novel of the award-winning Blackthorn Key series.

Christopher Rowe has no idea who he is. After being shipwrecked in Devonshire, he wakes up alone, his memories gone. Villagers tell him he...Read more

Book 4

Call of the Wraith

by Kevin Sands

Published 25 September 2018
Christopher Rowe has no idea who he is. After being shipwrecked in Devonshire, he wakes up alone, his memories gone. Villagers tell him he was possessed by an unseen evil, and only became conscious after being visited by the local witch. As Christopher tries to get his bearings, he...Read more

Book 5

The Traitor's Blade

by Kevin Sands

Published 7 June 2022
Christopher’s homecoming takes a sinister turn when a murderous conspiracy is uncovered in this fifth novel of the award-winning Blackthorn Key series.

Christopher, Tom, and Sally are back in London at last. Everyone is relieved at their return—the plague has ended, and the king, pleased with their service,...Read more

Book 6

The Raven's Revenge

by Kevin Sands

Published 17 January 2023
Christopher finally uncovers the Raven’s identity in this sixth novel of the award-winning Blackthorn Key series.

The stakes are higher than ever when the Raven sets Christopher up for a horrible crime, leading him to be locked away in London’s most notorious prison. This terrible act is the...Read more

The first three books in the award-winning Blackthorn Key series are now available together in one thrilling boxed set—perfect for fans of Dan Brown!

Kevin Sands brings readers on a heart-stopping adventure rich with suspense, mystery, and unforgettable characters in The Blackthorn Key.

This paperback boxed set...Read more


The Traitor's Blade

by Kevin Sands

Published 11 May 2021
Christopher’s homecoming takes a sinister turn when a murderous conspiracy is uncovered in this fifth novel of the award-winning Blackthorn Key series.

Christopher, Tom, and Sally are back in London at last. Everyone is relieved at their return—the plague has ended, and the king, pleased with their service,...Read more

The Raven's Revenge

by Kevin Sands

Published 17 January 2023
Christopher finally uncovers the Raven’s identity in this sixth novel of the award-winning Blackthorn Key series.

The stakes are higher than ever when the Raven sets Christopher up for a horrible crime, leading him to be locked away in London’s most notorious prison. This terrible act is the...Read more