Mysterious Path: the Ghost Strategist of the Three Kingdoms: the Wise Counselor

A young teacher working at a university received a mysterious phone call one day ____________________________________________________________ Thus came the Three Kingdoms period, and the protagonist took the route of a counselor. Who should he assist after coming to the Three Kingdoms? For the answers to all riddles, please pay attention to the riddle path of the Three Kingdoms Ghost Strategist and the Wise Counselor!