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Original title: 이웃에 방해가 되지 않는 선

The man is making a living by circulating advertisements. While turning the ad flyers, they find a house with a slightly open door. The man goes home thinking about stealing dinner money. There is a quiet, tightly closed door inside the house. The man who was about to come out with nothing wants to open the closed door. There are the bodies of an old man and a girl who committed suicide when forced to open a tightly closed door. Then someone rings the doorbell.

Thriller