Library

This is Fangqiu City, which has a population of 5.15 Million and consists of five university districts. Since there are many key colleges and universities, there are many school districts, and the residents are also composed of students, teachers, and parents from each school. But no one would have thought that this place was the capital of the Arbor Empire thousands of years ago. This dynasty established by the human-dragon clan evolved from dinosaurs has left too many secrets for the city. In the present, people cannot see the future; in the future, people can see the past, but there is nothing they can do about it. Some people say that the end of the future is the other side, but others say that the end of the past is the other side.

Su Qin's daily life was broken by another soul - her 14-year-old sister. In order to find the cause of her sister's birth, Su Qin met the doctor Kate and the explorer Mullin, and together they embarked on a journey to the "Youdu" where they traced their origins.