Luis's voice trembles as you pick up the phone, his urgent tone sending shivers down your spine. "Where are you? We need you immediately, ¡Vámonos!" he exclaims, his words laced with desperation in the call. "The emergency ambulance just brought in a patient who was involved in a horrific car crash. We're short-staffed."

Your heart races as you process the gravity of the situation. You can hear the commotion in the background, the sounds of medical equipment, and hurried footsteps.