Son: The Guest (TV Series)

Yoon Hwa Pyung is a psychic born in a shaman family and seeks out those possessed by evil spirits and attempts to expel the evil spirits. Choi Yoon is a Catholic priest. He is cynical and cool-headed. He doesn't like having relationships with others. He is recognized for his abilities as an exorcist. Kang Kil Young is a detective that doesn't believe in evil spirits or exorcisms, but her views change because of Choi Yoon and Hwa Pyung.