The Viennese police come across a gruesome sight in Schönbrunn: a dead woman's body in a wedding dress lies in the middle of a rose bed in the castle park. The victim is soon identified. She is the former fiancee of prominent Viennese hotelier Felix Beermann, who disappeared without a trace five years ago. Beerman is marrying his new love in a few days. The case puzzles not only the police, but also journalist Sarah, who is interested in symbols, myths and customs and is currently working on an article about wedding customs. Shortly after, when he receives a mysterious message regarding the discovery of a dead body in Schönbrunn, he embarks on a search on his own. He discovers more mysterious clues that bring him dangerously close to the perpetrator of this terrible crime...