Fifty years ago, there was a sudden change in the world, and the first Demon King's Cave appeared in the world. Monsters were everywhere in it. Only by killing the Demon King can the portal be closed.
The young and energetic Xue Kaiji travels through this world called the Demon Cave Era with his arrogant dreams.
"Mom, who is that?"
"That is the hero of the world, Xue Kaiji, the one who continues the past and opens up the future."
Xue Kaiji, who has been filled with sorrow throughout his life, why are you covered in scars?
Intention: To grow tenaciously in pain
