She, a girl who was abandoned by fate but still carries everyone's trust; he, a swordsman among the high-ranking immortal emperors who is admired by thousands of people in the immortal world! What kind of mistakes will happen between two people who should not meet? "I promised my mother that I would never let my tears fall no matter what! But who would have thought that my first tear would be for you!" "I am willing to spend five hundred years of practice in exchange for your short-term pain! Just because I love you..." "Life is so fast This busy life is so short, I will never let it pass by like this!" "This is my realm. You can only look up to it, and you can't step into it, let alone imitate it. How can you surpass it?" "I will only love you for ten years!"