That was because Liu Wuxie's parents and Xu Yilin were sworn brothers, their families had already been betrothed since childhood, promising to marry when they both turned eighteen.,"Such a ruthless move, striking the heart with a single palm. If I hadn't possessed him, he would have died without a doubt. Who could want to kill him and set such a trap",He is still very grateful to the Xu family. When he was down on his luck, it was the Xu family who helped him. Xu Yilin also kept his promise and betrothed his precious daughter to him. This proves that he is a man of loyalty and gratitude.。