 When Dieter and Hugo dump a girl in Gentils room and find he pays her suspiciously little attention, but boasts about a perfect girl friend who studies abroad, Lus and Tineke make them bet to prove he has none, otherwise they must sleep together for a week. When Mrs. Hulpiau tells Jeanne she needs a gardener, she volunteers Jef- who hates the idea, but needs an assertivity course more then Odilon, who is taking one as prison officer, to refuse. Jeanne plans to hire someone illegally as shop sales assistant a few hours a week.