Special operations captain Lu Cang accidentally traveled through the early Tang Dynasty in the fifth year of Wude. When he landed, he was arrested as a spy and imprisoned in Niangziguan. In a desperate situation, activate the exclusive strategic warehouse system and have a large amount of modern ordnance, medicine and supplies. He impressed the Tang army with his extraordinary fighting skills, used modern medical skills to treat wounded soldiers, and relied on a thousand-year historical perspective to see through the chess game in troubled times. He took refuge in Princess Li Xiuning of Pingyang, killed rebel bandits, resisted Hu Qi, and single-handedly rewrote the fate of the early Tang Dynasty.