 Zanutto, an elderly man who is suspected of being sick by other tenants, is perceived as a weak target that they can prey upon.After using a shotgun to dispatch the tenants who came to harm him, Zanutto becomes paranoid, which leads him to preemptively pursue the remaining tenants.Horatio convinces Coco to leave Pipi and help him confront Zanutto, but Coco proves to be an inept ally.