11B-X-1371 is a viral video that was made in 2015 by Parker Wright.
Plot[]
The video begins with someone dressed up as Plague doctor standing in abandoed building with strange audio playing in background. During the video, person holds one finger and 07-G appears. Next scene, person holds 2 fingers as 06-F appears.
Spectrogram and Building[]
Running the audio in spectrogram, a text appears saying: "You are already dead". The building was discovered and was identified as Zofiówka Sanatorium in Poland.
Gallery[]
Videos[]
Spectrogram "11B X 1371"-2
Ha11BX1371ween Special (Watch Full Screen)-2