Ungrar, the king of viruses, has escaped from Vaccine World and is traveling to Earth to unleash his evil viruses! The goddess of Vaccine World, Maya, has ordered Mugimaru to capture Ungrar. Mugimaru seeks Komugi’s help to vaccinate Earth. This is how Magical Nurse Komugi is born. A huge virus has been unleashed at the Akiba Expo, and only Nurse Witch Komugi can save the day!