This article discusses the impact of depression and suicide in Australia, focusing on the case of Jack, a young man struggling with mental health issues. It explores the causes and risks of depression, as well as the role of mental health nurses in providing support and treatment. The article also highlights the ethical and legal considerations in healthcare and identifies high priority health risks for individuals like Jack, such as drug and alcohol abuse and the potential development of dementia. Finally, it suggests interventions, including therapy and medication, to help individuals like Jack improve their mental health and well-being.