A woman's long-lost son, kidnapped by a demon years ago, returns and the subsequent strange events reveal a shocking, long-held conspiracy.

After being released from prison, Wei Dong, whose life was shattered by a drug lord’s actions, sets out to capture drug dealers and earn enough reward money to win back his family. Meanwhile, gambler Huo Sheng kills a drug mule to steal money and drugs from a crash site. Wei Dong and Huo Sheng unexpectedly become colleagues, driving trash trucks. As they unknowingly become entangled with the drug lord, a darkly comedic clash unfolds between them, with each pursuing their own agenda.