In her previous life, Qin Jiaojiao was the daughter of a great general who guarded the nation, and her brother was a Colonel of the Zhaowu rank. But after her father died in battle and her brother disappeared, her family, greedy for power and riches, sent her away for a political marriage. She died tragically on the journey, the textbook fate of a supporting female character.
After being reborn, Qin Jiaojiao spends every day plotting how to get close to the Third Prince, who came out on top in her previous life, and change the fates of herself, her father, and her brother.
The female lead had great fortune in her previous life. No matter: this time, she has a System.
The plot is reasonable and the writing is simple