Visitors from the Water Margin in the Season of War in the Han Dynasty

At the end of the Eastern Han Dynasty, Guan Yu was on his northern expedition to Xiangfan. Suddenly a thunder struck, and Song Jiang lost his memory of his previous life and came here. When he found the Liangshan hero brothers, he also found Shi Wengong, Du Bo Shibao... Why are you here too? ? ? There are no clichés here, no cheating by the protagonist, and no system summons. The main focus is on the heroes of the Water Margin traveling to the battlefields of the Three Kingdoms world! ! !