The successful doctor Yoo Sepoong becomes entangled in a conspiracy and is kicked out of the palace. He meets Jihan in Gyesu village and learns to treat those who suffer psychological illness. Finding the cause of their heartbroken feelings and writing a prescription for happiness with Eunwoo, Sepoong grows up as a true psychiatrist.
Kim Min-jae also known as Real.be, is a South Korean actor and rapper. He starred in television series Second 20s, My First Time, Dr. Romantic, Guardian: The Lonely and Great God, Tempted, Flower Crew: Joseon Marriage Agency, Dr. Romantic 2, and Do You Like Brahms?.