 Martínez Pérez worked for several newspapers in Chiapas, like "El Sol de Chiapas" and "Número Uno", for five years before she returned to her home state of Veracruz, where she became the editorial assistant of the news channel "Cuatro Más".The journalist then left to work for the daily "Política", where she covered topics on security and social justice.Martínez Pérez was also a journalist and investigative crime reporter for the "Diario de Xalapa" newspaper.