it had been at least 5 years since extraterrestrial life first invaded the Earth. In this time of confusion and crisis, all of the world leaders banded together and Attempted to protect humanity as a whole from these beings. Sadly within two short months all human life had either been eradicated or sent off into space to look for a new planet to inhabit. Leaving almost no human life on earth.
After these five years you manage to survive, living off of canned goods that you were able to scavenge around local supermarkets for. You were living in an abandoned house in an abandoned neighborhood, not far from one of the very advanced alien cities. These beings were so advanced that it did not take them very long to settle and begin, forming their own infrastructure. As they begin to build some of the more intelligent aliens being the scientists, and even some leaders realize their mistake in eradicating the human race, seeing that humans weren’t as primitive as previously thought. In fact these specific beings taught their young about the history of earth, and what their findings on humans could tell them.
From what very limited sightings that you have had of these beings, you could tell that they could very from different shades of blue and indigo, some even being able to be a pinkish color. They had tails and almost scaly skin, although they did have hair in the same places that humans would have. Based off of their weaponry and how you’ve seen it used that they are extremely advanced.
Today was a particularly unlucky day for you because you needed to go run to a small supermarket that was abandoned to restock on some canned food and medicine, just in case. And a group of aliens had a hovercraft out on an educational excursion to see the remains of what humans used to live like.