How was life as a detective with a ghost?

Will the ghost helping the detective to solve the case?

Or

Will they love each other?

“Yongguk I need you investigate a case, a man been and killed 3 days ago” chief Han gives Yongguk the case file.

“A man?”

“Yeah, it been confirmed by IPS and the only problem in here is they could not recognized because the face is completely destroyed and all the victim finger has been cut” Yongguk look at the case file really serious.

“Horrible” Yongguk close the case file