Li Yuan was the number one killer in his previous life and was completing a task: to help a buyer steal an ancient object called "Purple Linglong", a purple ball. The buyer offered 50 million US dollars, but was betrayed and shot to death during the transaction. His blood was sprinkled on the Purple Linglong.
Reborn in the body of a woman with the same name who committed suicide due to dissatisfaction with her marriage. Became an army wife; later became a military doctor's literary wife