Qin Fan, a young man, falls from Mount Tai and mistakenly enters the fairy world, becoming the top sword immortal. Three thousand years later, he breaks through the spatial barrier and returns to Earth. Three thousand years in the fairy world is only three years on Earth. Fortunately, when he returns, his family is still there. This time, there is nothing in the world that he can't solve with a single sword. If there is, then he'll just use another sword!