This is a book signed by Sara Aldrete aka "La Madrina", who was the high priestess of Los Narcosatánicos cult, who is responsible for the abduction and murder of Mark Kilroy.
Sara María Aldrete Villareal (born September 6, 1964) is a Mexican serial killer who was convicted of murder while heading a drug-smuggling and human sacrifice cult with Adolfo Constanzo. The members of the cult, dubbed by the media as The Narcosatanists (Spanish: "Los Narcosatánicos"), called her The Godmother ("La Madrina"), with Constanzo as "The Godfather" ("El Padrino"). The cult was involved in multiple ritualistic killings in Matamoros, Tamaulipas, including the murder of Mark Kilroy, an American student killed in Matamoros in 1989. She received a sentence of 62 years.
Note: This sale is for historical conservation purposes and the seller does not condone, support, or share the views, beliefs, or actions of the individual related to this artifact.