Albino Santos de Lima is a former prison officer from Brazil, infamous as the "Alagoas Serial Killer." He is responsible for a series of murders in Maceió, Alagoas, between 2019 and 2024, resulting in 18 fatalities and six survivors. Albino used a .380 caliber pistol, belonging to his father, a retired military police officer, to commit his crimes, often shooting his victims in the head. Investigations revealed that Albino meticulously planned his crimes, stalking his victims through social media platforms like Instagram. He tracked their routines, frequented locations, and daily routes, even marking a calendar with the dates he intended to carry out each assassination. Additionally, he maintained organized files with names, etc.