Transforming into Bai Yueguang, who was destined to die young in the book, Su Wanqing decided to lie down completely. Since King Jing Gu Changyuan only married her because of her similar face, she could settle down as a dignified and virtuous substitute princess, eating tea and listening to plays every day, secretly running a medicine shop, and living a prosperous life.
Until Lin Chuchu, the concubine of the Chancellor, came with modern means to seize the throne of the princess. Su Wanqing made plans at will, and with her medical skills and wisdom, she turned the drama of house fighting into a teaching scene. The cold-faced Prince Jing gradually realized that something was wrong. Why did this substitute affect his mind more than Bai Yueguang?
When Gu Changyuan blocked her in the corridor with red eyes, she handed over the letter with a smile: "Your Majesty, your Bai Yueguang is back. It's time for my substitute to retire after my success."
But he tore up the document and said, "When did I say that you are a substitute?"