Tang Min, a waste collector, suddenly died in a car accident. Before his son Tang Tang could recover from the pain, his family suffered another theft.
As a result, trainee police officer Han Sicheng and master Lao Du intervened in the investigation. As the investigation continued to deepen, the seemingly simple theft case became complicated and confusing.
At the same time, Tang Tang accidentally discovered a huge deposit receipt on the tricycle left by his father - which triggered a series of complicated and various cases.
As the relevant people took turns to appear, scenes of extortion, kidnapping, corruption, frame-up, and murder were also staged in turn, but the ending was incredible? ? ?