Falling Dreams of Blossoms (The Grave Robbers' Chronicles: Hua-Xie Fanfiction)

From the very beginning, the two of them were intertwined, but in the end they went their separate ways.

Since childhood, they had been inseparable friends. Their games and laughter as children became dreamlike memories. They were both equally innocent and pure, but later, one grew up sheltered by the sunlight, retaining that goodness and trust in others, while the other was tempered by the storms of darkness, gradually seeing through the world and people's hearts, and no longer trusting easily.

If these two were to meet again, what would happen?