After Marrying as a Substitute, She Became the Tyrant's Favorite

The modern surgeon's hand was dressed as a substitute for the princess, and on the wedding night, he held the scalpel against the tyrant's throat: "Treat the face or heal the life? Choose!" Later, she opened a hotpot restaurant and became world-famous, opened a medical school to save the common people, but was forced to run into the interstellar battlefield with a ball, until her tyrant husband came in a mecha: "The country is yours, the galaxy is yours, and all life will be yours."