> Did he not go home on subsequent days?
> Was his marriage affected by the pictures taken that day?
> Did he die?
>Was there a photocopier involved?
>Is "the three friends" a name for something?
Or are they just three friends?
>Is the workplace a physical place?
>Is that someone's 'home' a physical place?
> Did anyone die? Not just the guy who didn't go home, but anyone involved at all?
>Did the men work in a dangerous workplace?
>Was the man unable to go home because of his taking photos?
Is 'go home' meant literally unable to return to the place where one of the men sleeps every night?
>Were they in a place that allowed photography?
> Did these friends work at a museum?
> Did the event end with one of them in jail?
Was one of them a cop?
>Did they have a camera?
>Is "One of them" referring to one of the friends?
>Did any pictures get taken?
>>Was the death caused by the action of taking pictures?
>>Was the death caused by the action of looking at said pictures?
>Is the death related to the picture taking at all?
>Was a picture taken before the death?
>Was a picture taken after the death?
>...at the time of death?
>Was there anything unusual about the camera used to take the photos?
>Was the man assassinated?
>Were they taking pictures of themselves?
>Was the workplace a zoo? >Was someone or something startled by the sound of the picture being taken?
> Was the picture of something dangerous?
>Was the flash on?
>Was there a mirror involved?
>Was an animal involved?
Was there any property damage as a result of the camera being operated?
>Did the action of taking the pictures triggered anything at all?
>Did the action of taking the pictures triggered something in that work place that was the cause of the death?
Did any of the group of friends have any unusual or supernatural attributes?
>Was the man killed by someone, or something alive?
>Was the man's cause of death unusual in any way?
> Did taking a picture prevent any of the men from doing something that could save a life?
>Was the man blinded by the camera flash? If so, did this lead to his death?
EDIT: >Did the man fall to his death?
> Was the picture of one man?
Two?
> Was the dead man in the picture?
Operating the camera?