Overview

• Police attribute four 2025 deaths to the law student, with three cases in São Paulo and one in Duque de Caxias, according to the 1st Police District of Guarulhos.
• Delegado Halisson Ideiao Leite classifies her as a serial offender and describes behavior that included returning to crime scenes, using a false name with witnesses, and engaging first responders.
• The inquiry points to poisoning with terbufós, a highly toxic pesticide known as chumbinho, and reports she tested doses on dogs to mimic natural medical events.
• The body of retiree Neil Corrêa da Silva was exhumed in Rio and sent to the forensic institute for exams as investigators probe whether he was killed after eating a feijoada.
• Michelle Paiva da Silva was arrested on suspicion of contracting her father’s killing, and the suspect’s twin sister, Roberta Cristina Veloso, was detained as police examine alleged paid “TCC” executions costing about R$4,000.