Emperor Taizong of the Tang Dynasty said: Use copper as a guide to correct your clothes; use people as a guide to understand gains and losses; use history as a guide to understand the ups and downs.
Yakumo said: Compared with my mirror, you are so weak!
Note: The protagonist travels through time with his body and soul. Whether in the mirror world or the anime world, his body is still his original body.
This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.
