The Blight changed everything, sweeping the globe, leaving humanity on the brink of extinction. The melior, with their immunity and fortified walls, stepped in to provide sanctuary. Now, the last of the human race are enslaved, but alive.
Wouldn’t they have a better view of the street and have more material between them and the street to muffle any noise if they were on the second floor?
Being on the first floor it gave them great visibility of the street, yet helped keep them hidden and muffled any accidental sounds before they reached the road