If you don't understand something, then understand what love is. When we know what emotion is, we discover love. When we are emotional and use our emotions, we still don't know that it is love. Is love using or supporting each other? Xu Yunjing doesn't understand. Ao Chengran paid too much for her, but what he got in return was her use. When the two parted ways, Xu Yunjing understood what love was. . . . . . . . . . .