“A King’s Nightmare” is a freestyle about Polo G’s life in his home city of Chicago and the struggles he had to go through to survive.

The “King” in the title of the song is referring to Polo G himself. The song includes Polo G rapping about his nightmares of the streets of Chicago and what he wishes could change for his community.

When asked about the track in an interview with Genius, Polo G said:

I set up the studio in my crib to finish off my album and I said “I'mma finish off the album with a freestyle, I gotta come hard and show them I can really rap.”