Wolfgang Jansen

Two sisters and their lovers try to make sure their older sister (played by Sybil Danning) is deflowered by every man in town. They make a potency pill so every man chases her, but the use of the pills turn into a disaster. (imdb)

Wolfgang cannot make up his mind whether to choose a pretty young thing without money or a rich widow. Egon his friend advises him to choose the young girl and leads rich and ugly widow Olga to the altar himself. Now he lives in the lap of luxury, but his jealous wife never lets him out of her sight

Several German tourists are staying in the "Leisure Lodge" holiday hotel in Africa. (themoviedb.org)