About the book: 2024 / Andre de Labossiere, a wealthy widower and industrialist, hastily leaves for Bordeaux, entrusting two small children, the luxurious castle of La Rosray and the management of a factory to his brother Jacques and his wife Fanny. For five years there was no news from him, until one day, during a dinner party in La Rosrae, a group of guests who are keen on spiritualism decide to hold a seance, during which the spirit of Andre appears to them and reports that he was killed... Jacques and Fanny think that this is someone's stupid joke. But how to explain Andre's mysterious disappearance? And how does the ghost know the circumstances of his death??