The song Patient Zero by HammerFall is about a person who is infected with a disease that turns them into a zombie. The lyrics describe the struggle of the protagonist as they succumb to the disease and the insatiable hunger that comes with it. The song also portrays a world in chaos as the disease spreads, causing devastation across the nation. The protagonist is aware of their transformation and tries to resist it, but ultimately fails and becomes a zombie on the loose. The lyrics warn to stay out of their sight, as they feed in darkness and feast in broad daylight. The chorus repeats the phrase "our days are numbered and we are patient" emphasizing the inevitability of the protagonist's death and the countdown to the end. The song's overall message is a warning about the consequences of neglecting our health and the risks of contagious diseases. The story of Patient Zero serves as a cautionary tale of the potential catastrophe that can arise from a lack of caution.
