In the tenth year of Emperor Xuanzong's Tianbao reign of the Tang Dynasty, Gao Xianzhi led an army of 30,000 in a fierce battle with Dashi in Talas. The Tang Dynasty was defeated, and our originally unrelated lives were swept into the rolling torrent of history. The unpredictable fate, like the stars, the sun and the moon, seems to be visible when you raise your head, but it can never be touched. My unwilling heart to love you can only rise and fall with this torrent...