Chapter 50
— Zhuge Liang Foresees The Huarong Valley Episode; Guan Yu Lifts His Saber To Release Cao Cao.
Zi Zhuo, the master whom the archer Yu Gong refused to slay with his own teaching - Cao Cao's parable, begged from the saddle, for why Guan Yu should not use old kindness to kill his benefactor.