Sara Aldrete Matamoros is a convicted Mexican serial killer who along with Adolfo Constanzo headed a drug trafficking and human sacrifice cult, dubbed "The Narcosatanists."
 
4" x 6" photo Aldrete and a friend. She has hand signed both sides.
Hand signed on the front, Sara Aldrete.
Sara has written and hand signed again on the back, Sara Aldrete and my friend Pao.