the video shows a hallway with a lot of papers on the floor.

you provided. an old mansion with many doors and corridors. the interior is dark and the floor is covered with paper. there are many books and papers scattered around the room. at 0.3 seconds, a man in black appears in one of the doors. he looks around and disappears at 0.8 seconds. at 1.1 seconds, a woman in white comes out of the same door and walks down the corridor. at 1.5 seconds, she disappears again. at 1.9 seconds, a person in black appears in another room. he walks around and disappears at 2.2 seconds. at 2.6 seconds, ends with a view of the dark hallway. the overall atmosphere of is mysterious and eerie, with many hidden doors and corridors.