Watch MoviestoWatch. Ling Ke (played by Wang Peigen), a young man from a small town who returns home upon learning that his father was assaulted. When he confronts the attackers, he is unexpectedly drawn into a dangerous "black-on-black" crime. Through this encounter, Ling Ke uncovers clues tied to a murder case from twenty years ago, propelling him onto an uncertain path in pursuit of justice.