Mr. Polka hides some bonds while goes out on business, and a look-alike crook shows up to try to get Dot to show him the hiding place. But Dot confuses the crook with her dots.; Dot's Uncle Branes invents giant dots that act like force fields, and has Dot test them.; Cousin Pykah takes a train to visit Lotta, but travels as a package to save money, causing some confusion at the Plump household.; Richie's dad gives him a new playhouse that has automatic guard features, as two would-be kidnappers discover.; Dot's mom sends her to pick up a package, telling her to read the card first. Dot does not read the card and problems result.; Lotta's sneeze frees a truck that was stuck in the mud.; Merv wants to challenge Lotta to a fight, but Deek has to punch him out to save him from a bigger beating.