Marty - A Wild West Neverland is an adventure-fantasy set in a world inhabited by only kids. Marty and Dee cross paths with the ruthless One-Eyed Johnny and the Krimson Kids where they experience the harsh realities of tyranny and violence in the West.

As a child, Mayhem witnesses the murder of his mother. This event turns him into a monster who lives by the gun and is determined to get rich by any means necessary.