Yves Rozec

Lola Montes, previously a great adventuress, is reduced to being the attraction of a circus after having been the lover of various important men.

Hélène and Aldo Giovanni are a circus trapeze double act and a couple. Aldo is temporarily replaced by former-partner Alexandre when the former is injured. The two get into a fight and the following day Alexandre is discovered dead. Hélène suspects her husband is responsible for the murder.