“Spirits are humans,” I cut him off calmly. Raffles stopped at once and looked at me in shock. I paused for a while then sighed, “They were once humans."

“How did you know?” Raffles asked hastily.

I furrowed my eyebrows and replied, “I can’t explain. I seem to have made a connection in my nervous system. They were the people of Kro. Their bodies were burned at the end of the world, and they ended up the way they are now. Raffles, do humans have souls?” I looked at Raffles.

He became quiet too; he had no conclusion to offer either. “According to what you say, from a scientific aspect, it sounds more like a mutant. Just like humans mutated into flying corpses....