The Longyuan Sword was forged by two master swordsmiths, Ou Yezi and Ganjiang.
She has been using this sword since she was a child, but she doesn't feel anything wrong with it.
When she was twenty years old, her master ordered her to find an old friend and only asked her to bring him one sentence: Time has come. Master said, old friends will understand.
She didn't know that from the moment she found this old friend, her fate, because of this sword, would take an unpredictable path...