Felix and the Guardians continue their battle against the Brethren for possession of 'The Book of Words.' Strange events lure Felix into the dangerous world of underground crime and could change the way people live forever. Learning more of the mystical powers of the Book and their enemy, the gang journey back to Ancient Egypt - with a few unexpected detours along the way. Can Poppy and Tom help Felix protect the Book and stave off the sinister forces that threaten their freedom? The third Felix Jones adventure.