[Pure and pure pet + some detective detectives + a development system where the heroine will learn something]
Yun Yuan, the rebellious and unruly daughter of Prime Minister Yun's palace, marries Ye Beian, the regent whom she has never met. She originally promised to divorce in three years, but as things changed, Yun Yuan gradually became different from the child she used to be. As Yunyuan matures, a bigger conspiracy in the palace slowly emerges...