Me, an Agent of the Black Impermanence?

After being consumed by evil spirits, Bai Bai died and became a ghost with the power of an Impermanence-level spirit.

His once smooth-sailing life took a turn when he ran into that damned Black Impermanence.

Bai Bai: “You want me to cover your shift? No way!”

“I want to be a free person... ghost!”