If Commissioner Schneider is known for his composure, his calm is only apparent. By dint of seeing the border between humanity and inhumanity blur endlessly, he has indeed ended up realizing that the evil he is fighting is not only outside. The fight he leads against his own dark side sometimes takes unexpected forms. When he sets out to investigate the case of a widow who has already buried four husbands, his motives are unclear. Is he acting solely for professional reasons? What are the deep reasons which push him to be interested in this mysterious woman? ..