Ye Lan, a modern office worker, transmigrates to the turbulent martial world of ancient times after an accident. The moment she opens her eyes, she witnesses a breathtaking battle between masters, and amid the chaos, she is saved by Xiao Yichen, a cool and aloof young swordsman.
Ye Lan had hoped to live a quiet life, but her modern knowledge and unique perspective draw her into the vortex of conflict among the major sects. As she searches for a way home, she and Xiao Yichen travel the martial world together, uncover a mysterious organization's conspiracy, and gradually reveal a long-buried secret from the world's history.
The two go from mutual suspicion to relying on each other through life and death, and feelings quietly blossom between them. But the martial world is treacherous, and forces from all sides hunt them relentlessly. Ye Lan relies on her intelligence, while Xiao Yichen draws on his peerless martial arts, and together they escape danger time and again. However, as the mystery of their origins comes to light, an even greater crisis bears down on them. Their love is put to the test amid power struggles, old grudges, and the threat of death. Will they surrender to fate and go their separate ways, or break free of their chains and live happily together? Where will this love that crosses time lead, amid the flashing blades of the martial world?