It seems that this resident of Wisconsin (USA) bred Ghost who particularly took a fancy to the basement.
At some point, paranormal entity get up to mischief and decided to play with the door, but when the author of the video is sharply opened it, on the stairs leading down, there was no one.
Frames impressed many viewers, but there are skeptics who believe that our attention offered a fake. Some believe that the family dog had to respond to the presence of ghosts, but the animal quietly — this means that about any other phenomena of speech can not be.
See also: the Ghost did not like that he is being filmed