I Woke Up as Song Jiang, the Timely Rain

A modern man transmigrates to the Song dynasty and becomes Song Jiang, the Timely Rain. He knows the story of Water Margin and tries to use that knowledge to change his fate and the course of history. In the end, however, he discovers that he is only a grain of sand in the torrent of history. Through it all, he finds his self-worth and the meaning of life.