When an ancient enchanter is released from the grounds of Bloor's Academy, threatening both of Charlie Bone's parents, the only way Charlie and his friends can defeat him is by finding the red king himself.

Charlie Bone and the Hidden King is an exciting children's fantasy novel written by Jenny Nimmo. This book is part of the popular Children of the Red King series and features a thrilling adventure filled with magic and mystery. The large paperback edition of the book has 441 pages, making it a substantial read that will keep young readers engaged for hours. With its engaging plot, well-developed characters, and imaginative world-building, Charlie Bone and the Hidden King is a must-read for any young fantasy fan.