The mystery surrounding the murder of Claire D’Ebano further complicates when anatomopathologist Virgilio Silesio confirms that not only Renveino did not technically kill the psychiatrist, but that he instead introduced a small object in her slit throat. A little vial designed to release a powerful endotoxin. In the meanwhile Kane D’Ebano decides to return on the place of the murder, his wife’s office. He now knows Claire D’Ebano was involved in a far more obscure professional practice than he had ever imagined.