On a pitch-black, rainy night, an unidentified body was found in a remote alley. The police initially ruled it an ordinary murder, but Chen Yu, the veteran detective assigned to the case, spotted a detail at the scene that resembled one from a disappearance years ago. That missing-person case had always haunted him, because his fiancée had mysteriously vanished in it…
As the investigation deepened, Chen Yu began to realize that everyone around him seemed to be hiding something. With every step he took toward the truth, he found himself in greater danger.
