Fortune Telling Collection - Free divination - Why is Qin Huang (the emperor before Ying Zheng) in the Hong Kong drama "Searching for Qin" called an alien?

Why is Qin Huang (the emperor before Ying Zheng) in the Hong Kong drama "Searching for Qin" called an alien?

Wang Xiang (28 1-247), also known as King of Qinzhuang, was the monarch of the State of Qin at the end of the Warring States Period. His real name was Yan, and he was born to An. Later, Mrs Huayang from Chu thought she was an heir, so she was given another name, Zi Chu, who ruled from 250 to 247 years ago. The father of Qin Shihuang. As for why it was named "alien", there is no exact textual research in the official history.