A rich lady is suddenly in the street after her father's suicide and moves to a pension with many working women from different origins whom she had previously humiliated.
Three mice run, cavort, sing and dance around in the stores and restaurants a big city at night. They wind up in a café for an early-morning snack and stocking up on food provisions before they return to the safety of their den beneath a man-hole cover in the street.
This film was mainly shot in the Japanese skiing resort Hokkaido in 1937-38 and was intended to create support for the coming winter olympics of 1940 in Japan which however were cancelled because of the Japanese-Chinese war.
The underage Rosemarie is still too young to run her inherited farm by herself; but she's more than aware that her foster father and the farm's administrator, the farmer Schlieker, is constantly skimming from the farm's finances to line his own pocket.
The Cabin Kids, in between song and dance numbers, are at the county fair with intentions, fair or foul, of helping Mammy win the Pancakes cooking contest.
Herr Werther, a new magistrate to the Grand Duchy of Walheim who is a violinist and poet, seems to have fate on his side as he meets and pursues a beautiful local woman, Charlotte.