Nina Renoir, a young university physics professor, says goodbye to her students and goes to a hotel in Cannes, where she changes her clothes and starts working as a cleaning lady. His lifeless body is found in one of the rooms hours later. The SR discovers that Nina had left her job in a research laboratory for a month to be in the hotel. A famous actress and a rival investigator in Physics are some of the guests in the hotel that might be related to the case.
—mgallegog