Big Girl - Danielle Steel

Victoria has spent her whole life being second best to her perfect younger sister Gracie, being told that she is a disappointment to her parents, and unable to win their approval. She knows that she has to get as far away from home as possible. And then a chance encounter starts an incredible chain of events. But can Victoria really leave behind all the hurt, neglect and loss that she has tried to forget and step into a new and fulfilling future? And whatever the scales tell her, she is determined to cherish who she is.