The book is about a boy, I forgot his name, who once while trying to destroy a, as his father claims, indestructible manikin meets Calvin Schwa, otherwise known as the schwa. The schwa for some reason can't be seen by most people. Together he and the schwa start to do experiments. Then one day they take a bet and get caught by this one guy who makes them help him with his blind niece and her dog. Calvin gets into a fight with the main character and tries to make himself notcable. Also his mother disappeared one day when they were out shopping.