3 months on the front lines in the medical battle against the coronavirus. Inside ICUs and isolation wards, cameras closely track doctors, patients and families as they struggle on the border between life and death. In the absence of an effective treatment, the trial-and-error search for remedies. Lives lost, despite every effort. And miraculous recoveries and long-awaited reunions. Elsewhere, interruptions in normal emergency and clinical care threaten regional healthcare. Pressed to the limits, how did Japan's healthcare system cope with the crisis? Cameras captured the inside story.