Library

This was originally a world where gods and ghosts were rampant, and demons were raging, but because of a barrier, the world of humans and demons was separated. Li Twelve, who traveled to this world, is still an inconspicuous little character. At first, he just wanted to live a better life here and be able to live according to his own wishes. However, he who originally just wanted to develop silently was involved in various causes and fates. When the barrier that protects mankind is about to be broken, he cannot stay out of it and has to make his own choice...