If you like a little mystery and a little fantasy, this book is for you. Gregor is an Overlander and must find his dad in the Underland. What is the Underland you ask? It is the land under the ground. What do you think you will find in the Underland? You will find spinners, crawlers, fliers, and gnawers... How will Gregor ever stay alive, never mind find his dad?! There is also a prophecy written in riddle form and Gregor just may be in this prophecy. Can you help decipher its meaning?