Karine Sandri, an attractive young woman, is found dead in her apartment. No trace of break-in and no theft at first sight. Alice Nevers, investigating judge, and Lieutenant Romance consider the thesis of an accident, an argument that would have gone wrong. The day before, the victim had, in fact, violently opposed Mr. Moine, the director of human resources of the company for which she worked as a hostess. The robotic port of a witness attests to the hasty exit of Mr. Moine from the building of Karine Sandri, a few hours after his death. What did he do to a company employee at twenty-two hours?
