Naw lemme do it more quick *inhales*
So these two dudes named William and Henry open up a restaurant. William has a family and ends up killing Henry's daughter and other five kids. Henry disappears. William's youngest son died to his creation, wich made him go into a mental turmoil. Then his daughter died to another animatronic he made. The older son tries to save the daughter only to be scooped. Now the older son is still alive and so is william but they end up getting burned together. Now Henry came back and tried to free the animatronic souls but failed. And that's FNAF
*Security Breach*