Super Short Summary

My Sister Rosa by Justine Larbalestier is a psychological thriller that follows Che Taylor, a teenager who struggles to manage the disturbing behavior of his ten-year-old sister, Rosa, who may be a psychopath. After moving to New York, Che becomes increasingly concerned as Rosa manipulates people and situations, putting those around her in danger while he strives to protect potential victims. The book addresses themes of mental health and behavioral issues.