Sara and Brian's daughter, Kate was diagnosed with a rare form of leukemia when she was two years old. Kate's doctor told her parents that she wasn't going to live long. She needed a donor, but a stranger would've been too risky, so they tested Kate's older brother, Jesse. He wasn't a match. Brian and Sara decided to have another child who would be a genetic match for Kate, whom they named Anna. Anna donated cord blood cells, platelets and bone marrow. Her sister goes through periods of remission and relapse. At sixteen, Kate needs a kidney because of renal failure. Although Anna desperately wants to help her sister, she also wants to be free of the responsibility of only being her sister's saviour. At the age of thirteen, Anna decides to sue her parents for medical emancipation. She realises the fatal impact her choice will have on Kate, but she wants to be an individual and do what's right for her body. Upon receiving the papers, Sara is