Yue Rushuang, a top military doctor from the 22nd century, suddenly travels through time and becomes an orphaned daughter of a military family who has to live under someone else's roof and has just been pushed into a pond. While other time travelers are busy crying, she wakes up and immediately kicks her enemy into the pond. After becoming the Crown Princess, she sells rare treasures when she needs money and finds ways to trade for land when she needs it. When she encounters bullies, she beats them up. When princes come looking for trouble, she beats them up too. When people throw their weight around in the imperial palace, she hits back even harder.