With the help of his constant yerble companion Shelfy, Kiffin sets out on a quest to strengthen the enslaved humans for their struggles against the Gremlin of Mischief.

In the Creepy Dungeon the reader will go on a journey through an underground labyrinth, facing fierce, yet comical monsters and solving puzzles along the way. The journey will yield vast riches and rare artifacts, and will culminate with a battle against the ancient blue dragon at the deepest level of the dungeon. The game can be played with only a pencil, and is a combination of written prose, mathematical battles, graphical puzzles, and wordplay brain teasers.

When they are given an unusual comic book that allows them to travel in time, twelve-year-old Brian hopes that he and his friend will be able to replace his father's valuable Superman comic that Brian had ruined years before.