Sewer-spelunking secret agents Mango and Brash make a big splash in this hilarious new mystery in John Patrick Green's full-color, laugh-out-loud graphic novel series! Three million readers can't be wrong - InvestiGators: Take the Plunge is a perfect comic for kid readers to dive into!

In their next big adventure, S.U.I.T. headquarters is under attack, and Mango and Brash are going undercover and underground disguised as city sewer workers to unclog a sticky situation. But when their search for the criminal Crackerdile backfires, the toilets they travel through get blocked and the InvestiGators take the blame for it!

Can Mango and Brash restore their good name and put the real culprit behind bars before the whole city is in deep water?