Legends of the Civil Investigation Bureau: Memoir of Encouragement.

Summary

A group led by Gui Bu Gui and Wu Mian, including a Xiongnu slave named Yin Hao Da, travels through grasslands searching for a mysterious location called Chi Dan. While setting up camp one night, they encounter potential danger when Wang Cheng, who was guarding the campfire, mysteriously dies. Bai Wu Qiu, a peculiar creature in their group, warns Yin Hao Da about "shadow ghosts" passing through and suggests they must be cautious in the dangerous grasslands where demonic presences are strong.

Full content