A young, newly-appointed rookie state trooper, John Shields, is celebrating with his sister Jane, his younger brother Freddie and Tom Marlin, Jane's fiancé and also a trooper, when they hear over the radio that two bandits have just killed a lawyer and his watchman.
The Stooges find a crippled boy and his sister living in their dumpyard shack. To raise money to pay for the little boys operation they buy a phony treasure map from a con man.
The policy-racket reaches it lean, bony fingers into the ivy-towers of a large university and the underworld trying to “beat the numbers-racket” with applied mathematics.
Hide-chan (Hideko Takamine) and her family are on a trip to Tokyo. While visiting a fairground, a pickpocket (Kamatari Furukawa) steals the father's wallet.