C군은 당시 음성이 나와 자가격리하던 중 21일 기침, 가래 등 증상이 나와 다시 검사를 받았고 23일 양성 판정을 받았다.
C tested negative at the time and was in self-quarantine. On the 21st, he had symptoms such as coughing and phlegm and was tested again, and on the 23rd, he tested positive.