Prequel to Mojin films. It tells the story of young Hu Bayi's first journey into a tomb to find gold. Hu Ba Yi and his friend Fatty Wang are hired by a mysterious boss to go to Old Black Mountain to look for the gold-detecting penannular jade
| Actor | Role |
|---|---|
 Wu YuhanHu Ba Yi | Hu Ba Yi |
 Wang NanqianJian Guo | Jian Guo |
 Han YezhouWang Kai Xuan | Wang Kai Xuan |
| YYixiao ZhaoLu Jun | Lu Jun |
 Guan XuanProfessor Yang | Professor Yang |
| DDu ShuaiDa Hu | Da Hu |
| GGuo YeEr Hu | Er Hu |
 Qiao MuZhen Zi | Zhen Zi |