Devil Lord, You Lose Your Soul

Rong Chen was a ghost, but he had a fool by his side. She wholeheartedly wanted to raise the fool to be white and fat, but she kept it. She realized that the fool wasn't stupid after all.
Vicious beasts appeared, ghosts wreaked havoc, ghosts were tied to the altar, and thousands of ghosts were the enemies.
However, the young man with the pretty face stepped into the darkness. He looked up at her, smiled, and called her "deep".