本片是一部Mystery片，由导演，由Kim Seon·ho/Park Gyu·young/Lee Hong·nae主演。
剧情简介：A woman meets a mysterious man while digging into the death of her younger sibling.
外文名：언프렌드
类型：Mystery
演员：Kim Seon·ho / Park Gyu·young / Lee Hong·nae / Jin Ho·eun / Lee So·i / Han Hyeon·jun / Hyun Bong·sik
