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.
The successful royal doctor Yoo Sepoong becomes entangled in a conspiracy and is kicked out of the palace. He ends up in Sorak Village and encounters Gye Jihan, the so-called crazy doctor, and the widow Eunwoo. He starts a new career treating heartsick patients, finding the cause of their heartbroken feelings and providing remedies for happiness.