After overhearing Avery talk about Stan's secret, Karl Fink (the family's neighbor) starts spying on Stan and the rest of the family to find out his secret. To make sure he doesn't find out, Avery decides to enter Tyler into a math competition against Karl after it is revealed Tyler is a math genius. The plan to divert Karl from Stan's actual secret works, and he eventually believes that there was no secret and that Avery tried to get back at him for a prank he pulled earlier. Meanwhile, Bennett tries to get Chloe to stop wearing her magician's outfit to school.