In the beginning there wasSa turtle Somewhere on the frontier between thought and reality exists the Discworld a parallel time and place which might sound and smell very much like our own but which looks completely different Particularly as its carried though space on the back of a giant turtle sex unknown It plays by different rules But then some things are the same everywhere The Discs very existence is about to be threatened by a strange new blight the worlds first tourist upon whose survival rests the peace and prosperity of the land Unfortunately the person charged with maintaining that survival in the face of robbers mercenaries and well Death is a spectacularly inept wizards.