"Xu Yao, do you know what 520 means?"
"I thought maybe you knew."
"I will cherish what you have given me over the years, thank you."
"Xu Yao, happy wedding. I hope you accept my belated blessing."
"Xu Yao, 520..."
Looking back, you are still you and I am still me. However, they have changed again, they have become mature, but they are no longer like their former selves, and they have become unfamiliar with each other.