그런 병순씨가 실종 당일 아침에 집을 나간 후, 언니 병숙씨가 퇴근해 귀가해 보니 여전히 돌아오지 않았다는 것이다.
After leaving the house in the morning of his disappearance, his older sister Byung-suk came home from work, and he still did not come back.