CineCalidad. Based on a book by Vicki Baum, all of the action takes place in one day in a luxury hotel in Berlin. Grusinkaya is a ballerina staying at the hotel, other guests include Baron von Gaigern a sophisticated thief, Otto Klingelein a dying man, Preysing a businessman, and a stenographer. Events intertwine the lives of these strangers, bringing them together for some dramatic moments.