The title refers to the office of records in the basement of a large company... sort of the place where a troublesome employee may be dumped in a dead end job. If fact, the story is a simple romantic comedy, with Burian as the kindly old stick-in-the-mud who helps the young man to sort out his romance with the daughter of the company's owner.
A romantic story of a noble lady who wanted to live without the bonds of marriage, but her desire for a child led her - carefully disguised - into the arms of a young nobleman. Only years later did she believe in his love and make herself known.
The bad economic situation causes the owner of a fish shop, Kateřina Udadná, to declare bankruptcy. The woman is devastated because she has worked hard all her life. She unexpectedly receives a letter from America from a certain Jonn Sam, who informs her that he is coming to Europe, where he intends to settle down. He brings her news about the inheritance that Mrs. Kateřina is to receive from his deceased uncle.
