Book Series · 6 Books

The Blackthorn Key Books

In order from The Blackthorn Key to The Raven's Revenge.

Where the story begins

First Book in the Series

Sale price

$858

Book #1 · Chapter Book · Ages 10–14 · 2015

The Blackthorn Key

By Kevin Sands

An apprentice races against time to unravel a deadly secret threatening the world.

400 pages· 64,908 words· Est. 7 hour read

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Paperback

Summary: Christopher Rowe, an apothecary's apprentice, faces a chilling mystery as a cult targets London's apothecaries. With murders closing in on his mentor's shop, Christopher must solve intricate puzzles and codes to uncover a secret that could shatter the world. Can he decipher the clues before it's too late, or will the cult's sinister plan succeed? Dive into a suspenseful adventure where every skill Christopher has learned is put to the ultimate test.

In reading order

The Blackthorn Key Series

6 books · Published 2015–2023

#1 in Series

Sale price

$858

The Blackthorn Key

Chapter Book · Ages 10–14 · 2015

An apprentice races against time to unravel a deadly secret threatening the world.

Series

Sale price

$958

Mark of the Plague

Chapter Book · Ages 10–14 · 2016

A deadly plague, a mysterious cure, and a conspiracy threaten London. Can truth prevail?

Series

Sale price

$1899

The Assassin's Curse

Chapter Book · Ages 10–14 · 2017

A coded message warns of more assassins. Can Christopher stop a royal curse before it's too late?

Series

Sale price

$958

Call of the Wraith

Chapter Book · Ages 10–14 · 2018

Amnesiac Christopher races to solve a ghostly mystery as children vanish in Devonshire.

Series

Sale price

$958

The Traitor's Blade

Chapter Book · Ages 10–14 · 2021

A deadly conspiracy threatens the king; can Christopher unravel the coded riddles in time?

Series

Sale price

$1899

The Raven's Revenge

Chapter Book · Ages 10–14 · 2023

Framed for a crime, Christopher must outwit the Raven in a deadly game across London.

Good to know

Common Questions

How many books are in the Blackthorn Key series?

There are 6 books in the Blackthorn Key series. It began with The Blackthorn Key in 2015, and the newest book, The Raven's Revenge, was published in 2023.