This is a youth story.
We always miss out on others in our lives, or leave them because of our fault. Some people are there for you, some people are not. Who can be sure that the person next to them is the right person?
"Maybe many years later, when I get married and have children, I will regret not choosing you, Yi Zuo." - Shen Tiantian
"There are too many accidents in life, but I always believe that you are my destiny." - Yi Zuo
"Gain and lose. Because I gained, I don't understand the pain of losing." - Xia Zheng