Lee Da-Il is a private investigator. He was formerly in the military, but a whistleblower case led to his discharge. Jung Yeo-Wool becomes his assistant. She is a fearless woman. They work together to solve a mystery surrounding the death of a younger sibling. They also work together to solve other cases, some involving ghosts.
귀신 잡는 만렙 탐정 이다일과 열혈 탐정 조수 정여울이 의문의 여인 선우혜와 마주치며 기괴한 사건 속으로 빠져드는 神본격호러스릴러