answer: there is one man , who is wearing a red shirt , in the video .
question: how many people are in the video ?
answer: you can only hear the sound of him looking through a shelf .
question: is there any sounds or words in the video ?
answer: he looks through the shelf but can 't find what he 's looking for and gives up . he then pulls out his cell phone .
question: what does he do besides look through the shelf ?