During the Southern Song Dynasty, the rivers in the Hanshui River were bandit-fighting, and the imperial court sent out the "Jiangjiang Army" elite chapter cover to serve as a special envoy to inspect the river case. In the investigation, the veteran of the retired military met, and the two established friendship in the misunderstanding. It coincides with the love of the girl, Yu Pei, who was stolen by the river. The two men joined hands to rescue Yu Pei and the abducted child, and the river was stolen and the party was safe.