In the end of the Dharma era, many alien races are stranded in the human world.
A hundred years later, alien races intermarry with humans in order to survive
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Xia Yongli died, and the regent Xie Guchen and the prime minister Xie Yuanchen took control of the government. They proclaimed the emperor's ninth son Jian Xuan as emperor.
The Xie brothers controlled the government, dealt with foreign races, and investigated the truth behind the family's destruction. Unexpectedly, they actually found out something...
Jian Xuan is the ninth prince in Leng Palace. There are rumors that Jian Xuan is not the emperor's son. He quietly ran out of the palace when he was fifteen and traveled around the world. At the age of eighteen, he met Xie Guchen who was being hunted. He was later taken back to the Regent's Palace by Xie Guchen.
When Yong Li died, the regent and the prime minister established Jian Xuan as emperor.
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Purpose: Prevent fraud