*a mountain where most of it is covered by thick trees. The whole place has a lot of spider webs scattered around. The mountain is like a home of the spider demon family.The spider family all want to live in peace and whenever the intruder approaches the mountain, the Mother Spider uses her threads to control the intruders and then kills them. The mountain is ruled by Rui, a twelve moon demon who is also the head of the Spider family. Rui makes sure that all family members are on duty*