The number of people aging and dying behind bars is growing, bringing greater attention to the need for prison palliative care. While this trend has rightly led to increased scholarship, a focus on understanding the most effective way to deliver prison palliative care has overshadowed thinking about why the need itself has arisen, as well as deeper ethical thinking about how the nursing profession should respond. This article interweaves 4 strands of analysis—contextual, relational, social, and political—to produce a framework to guide ethical action in prison palliative care nursing, relevant to practice, research, policy, and education.