Zhao Teng transmigrates to the late Han dynasty, becoming the younger brother of Zhao Zilong of Changshan and binding with the Double-Agent Infiltration System. Tasked with helping Cao Cao unify the realm, he unlocks fragments of Zhao Yun's signature combat techniques each time he delivers intelligence from Ji Province. Operating as a double agent between Cao Cao and Liu Bei, he overturns the balance of power in a world torn by war.
