Charlie Bone and the Castle of Mirrors: Children of the Red King, Book 5

Charlie and his friends are back in danger, and the balance of power between the Children of the Red King has never been more dangerous. In a dark laboratory deep within Bloor's Academy, Manfred and Ezekiel are brewing up a very nasty kind of trouble for Charlie Bone...

The fifth fantastic story in the Charlie Bone series, from acclaimed author Jenny Nimmo.