C48 Nether organ

Niu Tou: So that's the case, then you didn't know that Nether Artifact's feelings were reasonable.

Niu Tou: The so called Nether Artifact, is a bizarre treasure, but it belongs to a product of the Underworld, thus the name is different. Before, we have engaged in human tourism, and later on some people ran to the mortal world and didn't come back