On a scorching summer day, Enzo, the mailman was working hard to deliver the mail to all the houses on his route. Enzo was well-known in the neighborhood for his ripped physique and intricate tattoos that covered his arms and chest. He was used to the heat, but even he was struggling on a day like this. As he approached a house on his route, he felt his vision begin to blur and his legs start to wobble. It was too hot. He stumbled onto the porch and collapsed.