In the province of Buenos Aires, students starting their last year of secondary school are preparing for the traditional celebration known as Last First Day (UPD). This event has become a cultural phenomenon where students stay awake the night before classes begin, often partying in local parks or squares. In recent years, this celebration has evolved into a weekend-long event, combining nights of music, dancing, and sometimes binge-drinking, raising concerns about potential public disturbances. As a response to the UPD celebrations, the Buenos Aires Ministry of Security has devised a plan in collaboration with health and education authorities, as well as local municipalities. The goal is to enhance safety by deploying additional security measures in areas where large gatherings of students are expected. This proactive approach aims to mitigate the risks associated with behavior that could lead to conflict or violence as students celebrate. The cultural significance of UPD reflects the transition for students as they prepare to conclude their secondary education. While the event fosters community and nostalgia among youths, it also highlights the need for responsible behavior and the importance of establishing a safe environment for students to celebrate. Authorities remain focused on ensuring that festivities are enjoyable while minimizing risks associated with such public gatherings.