anna is not sick but she might as well be by age thirteen she has undergone countless surgeries transfusions and shots so that her older sister kate can somehow fight the leukemia that has plagued her since childhood the product of preimplantation genetic diagnosis anna was conceived as a bone marrow match for katea life and a role that she has never challenged until now like most teenagers anna is beginning to question who she truly is but unlike most teenagers she has always been defined in terms of her sisterand so anna makes a decision that for most would be unthinkable a decision that will tear her family apart and have perhaps fatal consequences for the sister she lovesa provocative novel that raises some important ethical issues my sisters keeper is the story of one familys struggle for survival at all human costs and a stunning parable for all time