Is the lonely world adapted from a novel? Which novel is Dugu Tianxia adapted from?

With the background of the turmoil in the ruling and opposition parties in the late Northern Zhou Dynasty, the costume court idol drama Dugu Tianxia, starring Hu Bingqing and Andy, tells the story that three important ministers of Dugu Xin, Prajna, Galo and Mantuo, gradually changed from noble families to royal daughters due to divination. So is this play adapted from a novel? Which novel is it based on?

Is it adapted from a novel? Which novel was adapted from?

It is understood that the play was not adapted from a novel, but was written by the famous screenwriter Andy, which took three years to elaborate.

The play is based on Dugu Galo. Dugugalo is topical and controversial. The Queen of Sui Dynasty is not only called the first person who advocated monogamy in the history of China, but also polarized into "virtuous queen" and "poisonous queen" by historians. The official history and unofficial history show the following stories: Emperor Wen of Sui made a promise of "no children and no daughters" to Dugugalo; After Emperor Wendi established the Sui Dynasty with the assistance of Dugu Jialuo, Emperor Wendi created a historical record for her-Dugu Jialuo became the first queen in China history to personally participate in the establishment of the female official system. In addition, there is a record in the historical materials that "Gao Zu and the Queen Dugu are very loving", and people in the Tang Dynasty even called the Queen Dugu, who was nearly sixty years old, as the "favorite daughter" of Emperor Wendi of Sui Dynasty.