Zhao Fan traveled through time and became Zhao Yun's brother who was not recorded in history, and was bound to the [Famous General Development] system - gaining merit points through battlefield abilities and strategy completion. Starting from Changshan in 1888, the two brothers went through many hardships together, outsmarted bandits, and won the title of "Two Heroes in White Robes". He followed Zhao Yun to defect to Liu Bei.
After the coalition forces against Dong were disbanded, the two brothers followed Liu Bei during the war. Zhao Fan and Zhao Yun became the core generals to help Liu Bei overcome obstacles.