[1] The film's sets were designed by the art directors Emil Hasler and Walter Kutz.

Robert Langen and Lutz Steffens are two scientists stationed on the desert island of Formitosa in the South Seas.

Getting bored and a little homesick, they want to exchange letters with young women from their homeland and put a classified ad in a Hamburg newspaper.

When the two young scientists are recalled to their institute in Hamburg for a short time, they immediately pay a visit to the travel agency where Monika works.

It turns out that Dr. Eva Gordon is engaged to her boss, the somewhat distracted mathematics professor van Mühlen, and the wedding is supposed to be the next day.