Not all love is imposbosible (a one direction fanfiction)

You have Kim. A girl who grew up withought a family,manners,siblings. But if anything,she learns how to be a good friend. She has lived in an orphanage since she was six. But on her fifteenth birthday. A wonderful,nice family comes in. They have a son. He's about nineteen years old. Will this family change her life forever. Will she have a brother she never got. Read and find out.