Ye Lan, a modern white-collar worker, accidentally transported her to the turbulent ancient world. When he opened his eyes, he witnessed a thrilling duel between masters. In the chaos, he was rescued by the cold and aloof young knight Xiao Yichen.
Ye Lan, who originally wanted to live a stable life, was involved in the vortex of disputes among various sects because of his modern knowledge and unique insights. In the process of searching for a way home, she and Xiao Yichen worked hand in hand to explore the world, crack the conspiracy of the mysterious organization, and gradually uncover a dust-shrouded secret history of the world.
The two went from being suspicious of each other to being dependent on each other for life and death, and their love grew secretly. However, they were helpless in a sinister world, with forces from all sides pursuing and blocking them. Ye Lan relied on his intelligence and Xiao Yichen's peerless martial arts to save danger many times. However, when the mystery of their life experience comes to light, a greater crisis strikes, and their love is tested between power, grudges, and life and death. Should we choose to go our separate ways and go our separate ways, or break through the shackles and stay together and fly together? Where will this love that spans time and space go in the avalanche of swords and shadows?