This is a fan fiction based on the TV series, but the plot, main characters, ending, etc. Are all different.
Yu An hugged Ye Lan tightly, who was about to turn around and leave, and rested his head on Ye Lan's shoulder, "A Lan, I'm sorry, I haven't touched him. You have to believe me. I will explain everything to you after I finish processing this -"
Ye Lan closed his eyes gently and was silent for a few seconds. Then he opened his eyes, raised his hand and opened Yu An's fingers one by one, and turned around expressionlessly, "A'an, I have always trusted you since I was a child. I will give you my back and tell you without reservation no matter what. But the way you look now shows that you no longer trust me as you did before."