Time Travel: Did the Crown Princess Counterattack Today?

Qiyan, who is about to graduate from college, suddenly encounters a car accident and travels across the country to become Chen Nanyue, the arrogant and domineering seventh princess of Nanyu. She assassinates courtiers in the street, angering public opinion. She has no choice but to marry Jin and become the crown prince of Jin's crown prince Shi Jing. In the East Palace, the princess and the prince have never been in the same frame. One plays dice, fights with crickets, eats, drinks and has fun, and does his best to act like a fool; the other has lofty ambitions and is outstanding, aloof and aloof with a masculine style. The Crown Princess eats sweets on site every day, and the Emperor and Queen protect the Crown Prince. One day, she discovers that her teeth hurt if she eats too much sweets, and she begins to secretly plan her escape...