How many children do a surname and Prajna have?

In the Northern Zhou Dynasty, the virtuous minister was lonely and the eldest daughter was prajnaparamita. Dugu Jialuo's sister has a heart to be the future queen of the Northern Zhou Dynasty under her beautiful appearance. Realizing the prophecy of being alone in the world, she abandoned love, followed her family, and finally married into the Northern Zhou royal family. However, after becoming the most distinguished woman in the world, she was not blessed and died unexpectedly in dystocia.

The Lonely World is directed by Shu-Pui Hou and Chi Wai Laam, written by Andy, starring Hu Bingqing, Andy, Jeremy Jones, Yixiao Li, Hansen, Huang Wenhao, Zou Tingwei, Lu Xingyu, Li Ruichao, Zhao Yixin, Gao Siwen and Liu Shuai, especially An Yixuan. Based on the turmoil in the ruling and opposition parties in the late Northern Zhou Dynasty in ancient China, the play tells the story that the three daughters of Du, Prajna, Galo and Mantuoyin, as important ministers, gradually changed from noble families to royal daughters.