Thomas, in his forties, holds an important post in a slaughterhouse. He is engaged to Marie-Rose, the daughter of the director, whom he hopes to follow later. In a routine examination in the hospital, however, he finds out that he has cancer and his days are counted. The upheaval that he suffers as a result, however, does not take long, his decision is certain: he will use the short time to clean up some bad guys. What else can he do now? 301s29