Fell for the past, who needs the future?

A young lady meets her end by her enemy and turns time in the process without her being aware. She finds herself in the Tang-dynesty of china as a servant girl in the palace and crosses paths with her enemies past self. Her aim is to find out as much as she can about his past and her own whilst finding a way back to her original timeline. She meets many important people and later becomes a woman who goes down in history.