C526 Provocation
Because Yang Cheng and Yang Peng were two completely opposite people. One was righteous and not hypocritical, and the other was sinister and ruthless.
But if it was someone like Yang Peng, like Jiang Cheng, the two of them would definitely become good 'friends' and each would take what they needed, but to put it bluntly, Yang Peng is one of Jiang Cheng's chess pieces