On New Year eve in Paris detective from Bern Wachmeister Studer and his friends from French Criminal Police made an acquaintance with priest who was on his way from Morocco to Switzerland. The priest told them the story about clairvoyant corporal from Foreign Legion in Morocco who predicted death for his two sisters-in-law; one lived in Basel and another in Bern. The policemen didn't take the story seriously, however when Wachmeister Studer arrived...