Stink turns super sleuth in an adventure that honours classic superheroes and mystery-solving. At a Moody family yard sale, Stink uncovers a box of old comics about a hero he?s never heard of: Super Gecko. What could be more fantastic than a superhero with lizard superpowers? Hello, fun! Even better, Super Gecko is making a comeback, and Stink quickly becomes his number-one fan. Stink starts receiving mysterious notes signed by Super Gecko himself. But Super Gecko isn?t real, is he? Using his own powers of deduction ? thanks to all the cool stuff he?s learning at Saturday Science Club ? can Stink figure out who is writing the letters?