It mainly tells the story of a 14-year-old first-year girl named Tang Xin who traveled to the Hokage era due to a car accident and became Hatake Kakashi's niece named Hatake Aiyu. Then he met Naruto and Ai. Her current best friends Shi Anqi and Mao Chenyan also traveled to the age of Naruto with her. Shi Anqi traveled through time and became Uchiha Sasuke's cousin, Uchiha Mousse. And Mao Chenyan became Hyuga Neji's cousin, Hyuga Yanha.
...
Hatake Aiyu
Uchiha Mousse
Hyuga Yanbo