The Dugu Queen of Dugu Tang is the fourth daughter of Dugu Xin, the biological mother of Tang Gaozu Li Yuan. Her sister is the Dugu Queen and her sister is his wife. She is the prototype of Du Gu Mantuo in the TV series "Lonely World".

The Historical Prototype of Dugu Mantuo in Dugu Tianxia

The historical prototype of Dugu is Dugu, the fourth daughter of Tang Dynasty, the fourth sister of Emperor Wendi of Sui Dynasty and the fourth sister of Northern Zhou Dynasty. Married to Tang Guogong Li, Li Cheng, Li Hong, and Tongan princess royal. June 6th, the first year of Wude, Tang Gaozu.

Dugu Mantuo's four daughters, Tang Guogong and Dugu Mantuo, are greedy for money. They don't want to marry their fiance Sui Wendi. Instead, he robbed his sister Dugu Jialuo's fiance and married Tang Guogong. Later, they gave birth to Li Yuan and became the mother of the Tang Dynasty.