When Jiang Xinhuan was in the same class in high school, he met Wen Guzhi, the son of his mother's best friend. They grew up together and fell in love with each other. However, the friendship did not last long. They did not go to the same university. By the time Jiang Xinhuan met Wen Guzhi again, he had already changed.
Purpose: Kill demons, protect home and country