A teenager living in an orphanage accidentally got a metal plate with a "human" symbol due to a mudslide, and accidentally returned to the earth 3.2 Billion years ago. This is the most glorious era of cultivation in the solar system. There are thousands of races on the nine planets, including humans in the human world, Yuyan people on Mercury, Martians on Mars, etc., With different forces and different civilizations. Where did the cultivators from the ancient times of the solar system go? Why are there no traces of these civilizations? This book will reveal them one by one.
Very good, very nice.