First, this is not a female video.
Second, this is not a cool article.
Third, this book makes me cry.
As for the introduction...
Let me give you a little spoiler:
I was shocked to cross the distant mountains and never met again.
Intention: To be surprised and cross the distant mountains, never to see each other again. It writes about the life and death of ordinary people who stubbornly watch and support each other in the troubled times and the lingering warmth of the rivers and lakes.