Immortals, Demons, Ghosts, and Monsters Can All Be Refined

[Not invincible] [No harem] [Single male protagonist] [Character growth] [Horror] [Supernatural] [Slow and cautious development]

Supernatural phenomena have always been with us, bringing tragedy, separation, and death again and again.

Where there are supernatural phenomena, there are professionals who deal with them. That's right, I'm one of them. But gradually, I realized something.

When we use the supernatural to fight the supernatural, we are ultimately far too insignificant, especially with more and more people going mad and becoming supernatural entities themselves.

I've decided to take a path of no return, far from the world. It's a path that can effectively deal with the supernatural...