The young hero Zhan Zhao travels to Japan, and unintentionally triggers a fight with the samurai ronin. He also takes the initiative to get involved in the disputes between Huo He and Ding He's many ninja factions. How should the young man face it when he is in a foreign land? At this time, Japan's internal affairs seem to be in turmoil. How can he protect the people he loves?
Are the innocent girl, the beautiful woman, the Japanese young swordsman with strong martial arts skills, and the girl hidden deep in Zhan Zhao's heart the enemy? Is it a friend? How to judge?
This is not the Song Dynasty that he is familiar with. There is no Brother Bao, Brother Gongsun... There is only him. How can an innocent and simple young man deal with the darkness and the conspiracy behind it?