Near a remote town, the repeated dumping of toxic waste causes an underground cave dweller to mutate into a hideous monster. A construction team that is digging a tunnel accidentally disturb the creature's habitat causing it to attack.

• Wei Wei
• Wei Lu
• Zhang Chunzhong
• Yue Dongfeng
• Li Ruoxi
• Tang Xin
• Zhang Shuangli
• Li Gaoji