Because wearing books changes life, and I don't understand that people obviously have feelings but are so rigid. How should he choose between being forced and being killed? He doesn't understand why he has to go through so much, and he doesn't understand why he is involved in this trouble?
Finally, they were solved one by one, and the troubles returned to their own world, but they seemed to regret it again. But no matter what, I can't go back, there is no way, this is the result.
Purpose: It's not difficult to choose