From First Second:

InvestiGators Mango and Brash don their fanciest vests forInvestiGators: Off the Hook, the next mystery in the hilarious adventure series from John Patrick Green

Sewer-loving secret agents Mango and Brash fight for the GATOR good in this zany adventure that will have readers HOOKED!

The InvestiGators are the best crime-fighting duo in the world. But not even their hi-tech training programs can prepare them for the return of their greatest nemesis, Crackerdile, in a shocking new form! Even worse, hes creating a team of super villains! Faced with the choice between saving themselves or catching the crooks, can Mango and Brash make sure thegatorgood prevails?