Twelve-year-old Rory Mudd has problems. Her spaced-out mom is into yet another weird business. She's selling little marbles that smell funny, for something called Cinnamon Seminars. The strangest people are showing up at her house to smell the horrible stink bombs. Rory just concentrates on taking care of Gerbil City, her menagerie of pets. But when Rory's beloved dog, Agnes, bites the mayor's daughter, the real trouble begins. The Department of Animal Control is after Agnes, and Rory must figure out how to save her. Could the stink bombs actually come in handy?