"After their latest quest, Fart, Pan, Moxie, and TickTock return to the Great and Powerful Kevin to claim their reward--a chance for Pan to see her mother, who died many years ago. But bringing her mom back seems impossible. Is Kevin full of hot air? When our heroes sniff out the truth behind his secret plans, they unleash a terrifying danger that sends them on a nail-biting journey. Will their nose for trouble take them down for good? Or will they finally prove that they deserve the sweet smell of success?"--Page 4 of cover.