· Xiao Changyun: He has an extraordinary memory and is proficient in maneuvering, but he struggles with the secret of his identity and the crisis of trust among those in power.
· Key relationships: A humble general who is both an enemy and a friend, an enemy spy who carries secrets, an intelligent and independent female historian, and a loyal servant who accompanies the young man—all together constitute the force that drives and restricts the fate of the protagonist.
· Growth Arc: The slow, painful, and struggling transition from Avenger to Redeemer.
