When Song Han was reborn, he upgraded the B-level psychic eye awakened in his previous life to the S-level Mangekyō Sharingan at the beginning. He obtained the system in this life, and he wanted to become a legend in this world by relying on the memory and system of his previous life. In this life, he has a new direction and mission, and has new close friends. With the whole country in deep sorrow, Song Han stands in front of the country gate, slays the demon emperor with one sword, and goes to the border alone with one sword, repelling the demon beast thousands of miles away, and redefines the border. Reproduce the glory of human race