- Chinese: 老屁股
- Pronunciation: Lao Pi Gu
Ye Si Ren's night pub. This is where he lives during separation from his family. This pub's English title is "the Ass Pub".
Xia Tian and the others would sometimes go to his place to have meetings or to strategize.
After the heroes rescued Bing Xin, she and Lan Ling Wang had their wedding ceremony at the Ass Pub.