He was once the sharp edge on the throne of Sanda, but due to injuries and rust, he lived dejectedly in the night of the small town. Until the rusty sword shook slightly to protect her who was blind. The silver needles at her fingertips can penetrate acupoints and remove blood stasis, and she can also glimpse the blockage and light deep in his soul. From then on, he became her eyes, protecting her as she moved forward; she became his light, quenching his rebirth. When the old enemy mocked me at the top of the world, the gently reshaped sword, carrying the soul of ancient martial arts and the iron blood of modern times, was boldly unsheathed - this time, to protect one person, to prove a cause, and to be the forefront of national martial arts, it returned to the world.