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 rich bachelor, Pavel Haken, tries - with the help of his faithful servant - to escape the courtship of marriageable young ladies. They meet at a ladies' social club. In the cafeteria there, he is helped by the talkative Andula, the daughter of a poor taxi driver. Haken longs for peace and has a secluded weekend villa built for him. The brief silence that followed his mother's departure is interrupted by the inhabitants of a tent camp. The girls from the club have taken advantage of Mrs. Haken's offer and camped on their property, and Andula helps out in the camp kitchen...

The famous operetta singer Jarmila Kšírová tries to hide her marital status from the sensationalist public. The heroine of the story is the star of the big operetta scene Soňa Jansová. For advertising reasons, it is claimed that she is still single and that she even avoids men. In reality, however, the operetta soubrette has been happily married to Dr. Karel Svoboda for several years and even has a four-year-old daughter, Evička. Her husband pretends to be only her legal representative and only sneaks into her apartment secretly...