Zhao Yun, who was over seventy years old, came out of retirement to help Liu Bei destroy the Wei and Wu kingdoms, but was trapped on Fengming Mountain, leading to his ultimate final battle. As he reflected on the past under the setting sun, in this fleeting moment, scenes of bloody battles and moments of joy and sorrow during his military career appeared before the eyes of this old general. In the chaotic era of the Three Kingdoms, as the Wei army advanced aggressively, Zhao Yun, newly appointed as an engineer soldier, met Luo Ping'an, his fellow townsman and elder brother who loved to fight for justice. The two hit it off immediately and began to talk about their ideals...