Our script could have a central event. This event is viewed by a dozen or so different viewpoints, in different locations and perspectives.
Each person would have a very different idea of what has happened, especially if they are relating it to someone, says detective investigating a crime that has occurred at the get together.
In the film Rashomon, a woman has been attacked by a stranger. Everyone relating their recollection of what happened tells a different story, yet there was only the single attack.