In the late Ming Dynasty, three sworn brothers who serve as the imperial secret police are dispatched to hunt down Wei Zhongxian, a eunuch politician who had been forced to resign from his influential post and exiled from Beijing. The brothers return successfully from their quest, only to find that their task was but the beginning of a strange conspiracy.

Three hundred years ago the evil planet Oz developed thousands of supernatural organisms that were locked in a black hole. Unexpected jolts cracked the wall of space-time and it fled to Earth. Some of them were assimilated by humans and lived in peace with them. However, some of them are dangerous aliens from outside the human race. The hero, Lan Jue, is a hybrid between Earth and an alien species, and he, along with Yusheng, a parasitic creature, and Sophie, a human girl, solve the various alien mysteries that they encounter on Earth.

To hijack a plane, a terrorism group unleashed the suitcase of supernatural, brought various supernatural monsters and killers on a plane to Thailand.