Forced to Become Empress — Episode 18

Traditional doctor Natalie Summers wakes up as a useless princess. Seeking peace, she finds her fiancé cheating with her cunning stepsister. She tries to cope, but is forced into becoming the top researcher. She picks a handsome companion, only to find he is a spy. Seeking a powerful patron, she ends up tricked into marrying an unruly prince. She does nothing, yet destiny makes her Empress.