患有阿尔茨海默症的文姬奶奶，目睹了孙女的车祸现场，为了找出肇事逃逸者，文姬努力对抗病症回忆案发细节，和儿子一同踏上了逗趣又温情的追凶之路。
奉军卫队与日本驻奉天特务机关，展开了一场谋杀与反谋杀的生死较量。
A journalist who writes about a notorious serial killer, Finster, leaves the city for a more peaceful life but soon learns violence has no boundaries.