This is the 15307th most frequent Korean word.
배후로
"Behind; at the rear; in the background."
Here, '배후로' indicates going behind a physical object, in this case, the door.
그는 배후로 돌아가 문을 빠르게 잠갔다.
He went behind and quickly locked the door.
Here, '배후로' figuratively refers to the driving force or background underlying an incident.
사건의 배후로 큰 세력이 작용했다고 한다.
It is said that a major force was acting behind the incident.
In this example, '배후로' refers to the physical location situated behind the village, describing geography.