answer: just one man in the video .
question: how many people are there ?
answer: ask more specific questions . it starts with the man sitting in the chair looking at something .
question: what happens in the video ?
answer: i cannot tell , there aren 't any windows .
question: is it daytime ?
answer: the man opens the door and unlocks and locks it then closes the door .
question: what happens at the end of the video ?
answer: he is wearing a hoodie and slacks .
question: what is the person wearing ?
answer: i cannot really tell as you only see his profile some of the time .
question: what race is the man ?
answer: i don 't think so since he is so close to the front door .
question: is he in a living room ?