''My name is Benjamin Tooth. This is my journal.One day I will be remembered as the greatest scientist that the world has ever known and so it is my duty to mankind to record my thoughts that future generations are able to study the progress of a genius.I am eleven years old.''These are the recently discovered journals of Benjamin Tooth: alchemist, inventor and discoverer of the Windvale sprites. They chronicle his journey of scientific discovery from pompous boy to mad old man in his pursuit of the sprites on Windvale Moor. The sprites hold the key to eternal life, and Tooth is determined to capture it.