"Healer" tells the story of a rookie reporter growing into a truly responsible reporter. It is a complex TV series that includes elements of romance, comedy, and suspense. The story of Seo Jung-hoo (Ji Chang-wook), a 22nd century futuristic professional errand runner codenamed Healer, armed with the most advanced equipment, Chae Young-shin (Park Min-young), a network reporter, and Kim Moon-ho (Yoo Ji-tae), a celebrity reporter with a big secret, gradually find out the truth of the past and the present.