Lin Jiaxuan, a little girl in the 21st century who was in her twenties, accidentally walked into the time and space tunnel while visiting the Shenyang Forbidden City with her good friends, and became the noble princess of Jianzhou during the Wanli period. Can she witness the rise of Nurhachi and the death of Shuerhaqi? Will she be able to be with the person she likes? There is a force in the dark that makes her move forward again and again...