How the Cult Saves the World - Chapter 115

... s disease, which I had suffered from, and Mana Burn, which had afflicted my grandmother, there were also illnesses like the common cold, familiar to the world I once lived in.

Among these was the Celtio disease, a condition similar to modern food poisoning. It occurred when someone consumed an edible monster without properly removing its toxins. The residual poison seeped into the human body, causing organs and skin to rot over time.

-Celtio disease? I know it's a particularly cr ...