Investigators Boxed Set: Investigators, Take the Plunge, and Off the Hook

The InvestiGators are on the case…and in a slipcase! This confidential box contains the first three adventures of the sewer-loving secret agents, Mango and Brash plus an exclusive poster! Uncover the mysteries behind why this New York Times-bestselling graphic novel series from John Patrick Green is both highly classified and hi-larious!