As we mark the fifth anniversary of the COVID-19 pandemic, reflections from frontline healthcare workers reveal both the harrowing experiences and the lessons learned during those early days. While health experts suggest that COVID may now be endemic, its impact continues to resonate across various facets of society, from individual lives to national readiness for future outbreaks. Many former participants in the fight against COVID-19 share their stories, emphasizing the enduring trauma and societal divisions that emerged during this global crisis. Observations about the significant changes in public health responses, economic ramifications, and the need for preparedness are key themes as we revisit how much has been learned—and what remains unknown. Despite the passage of time, the ghosts of the pandemic linger, prompting calls for discussions about our future and the continuing challenges posed by COVID-19.