Fourteen year-old Sophie Gordon's life changes forever when her mentally frail mother loses her fight with depression and takes her own life. Her father seeks solace in alcohol, and Sophie finds comfort in food which transitions into compulsive dieting. The Diet rapidly takes over her mind and body until it becomes life-threatening. Will Sophie break free from her obsession with losing, or will it overcome her? A novel of secrets and loss, reality and obsession, coping and going under - and of survival.