C123 Be a good boy when you get a bargain

An experienced old master walked out from behind the shop owner. He was very experienced. He picked up the rock and examined it a few times. Then, he started to open the rock.

The boss' shout immediately attracted a lot of people's attention. A lot of people immediately gathered around and started talking at the same time.

"Yi, why did you open a corner? Who is it? With such poor eyesight