C29 Have Fun
The exchange of weapons had to follow the conservation of quality. At the same time, the material had to be proportionate. Qin Guan had only handed over a steel kitchen knife and a Trigonous Thorn when he had exchanged, so he had only exchanged for a pistol and no bullets.
It was precisely because of this that Qin Guan used an empty gun to scare them. Although there were no bullets