Cheo Yong Season 1 Episode 4 Episode 4 ( Air Date 2014-02-23 ) Genre Crime, Mystery, Drama category. Overview "Detective Yoon Cheo-yong was born with the supernatural ability to see, hear and touch ghosts. He solves mysterious, unsolved cases along with tough and passionate colleague Ha Sun-woo, and Han Na-young, the ghost of a high school girl.".