It's the same beginning, the same ending.
If they go back to the beginning many years later, they will look at each other in silence.
Years later, all that is left is the chaos and undead souls of people who have lost their memory.
They may have thought about trying their best to change, but fate likes to play tricks on people... Everything is a given. No matter how hard you try, you don't even know whether it is you who have changed or who you are today.
"In our place, right and wrong are not the same as black and white. As long as he does not help the devil, he will live in heaven forever.
Concept: What is good and evil, and where is black and white? There is no right or wrong.