What!
"You are well aware that he doesn't consider you as his sister but as his mum. He lost his mum at a very tender age so, please can you not snatch away from him the joy of having a mother in his life? There was also a time you considered him as a son so, for old times sake and because of his love for you, will you forgive him? If you want me to go down on my knees I am willing to do this for my little brother's happiness," Yifeng said, in a mellowed tone. His words touched Yang Zi but she pretended to be indifferent.
His words made her recall how she once promised Yifeng's parents to be good mothers to the poor kid.
I haven't forgotten my promise, Aunt. Even though your son and I can't be together in this lifetime, I will fulfil the responsibility of a mother towards Chen. I can't promise that I will be like you but I will try my best.