C55

Although the two of them didn't understand it, Wen Zian still kindly explained the Hundred Ghost Sacrifice to them.

The Thousand Ghost Tomb was a place where ghosts were exiled. In fact, most ghosts had no place to reincarnate and were just abandoned by chance. As time passed, a bit of spiritual energy would build up and form a ghost city in the Thousand Ghost Tomb.

According to Bai Keke