Xianchen Colorless Morning and Tide

She stood on top of the city tower with a pale face, the long sword around her neck was bone-chilling, her green hair was swaying, and a few strands fell down after wiping the sword. Her eyes looked deeply into him, and the love and determination in her eyes shocked his heart, and an uneasiness quickly spread throughout his body. She stepped forward and red blood spurted out from her fair neck. "Lan tide, don't-"