When the King dies after he performs acupuncture on him, he is expelled from the palace and his own father is murdered. Kim Min-jae as Yoo Se-yeop / Yoo Se-poong īorn to a noble family, he becomes the head acupuncturist of the palace.He is reborn as a true doctor who aims to heal people's hearts, writing the prescription of happiness.
He later meets an eccentric teacher, Gye Ji-han ( Kim Sang-kyung) and a widow, Seo Eun-woo ( Kim Hyang-gi) in the mysterious and beautiful Gyesu Village.
Yoo Se-yeop ( Kim Min-jae) is a genius physician for the royal family, but is expelled from the capital after falling victim to a conspiracy.
