There is no system, only one protagonist, no cp, and probably not much fun. If you want to read a cool book, this book may not be suitable for you.
I woke up from the unknown, completely unaware of everything that had happened before.
After the crisis comes confusion, where will I go? After such a long time, is there any information about my life experience?
The world framework is constructed by the author himself. If something does not conform to reality, there may be other explanations.
Feel free to criticize the author for plot issues.
Concept: What is the meaning of life? Isn't exploring the unknown destiny the best answer?