User blog comment:FazbearFreak/What's Project Afton?/@comment-24507077-20170114212533/@comment-27010092-20170114232620

Maybe some of the kids went to TacooFish's Mexican Grill, and found this green controller that they used to make the animatronics attack the kids.

But, in all seriousness...uhhhhhhh..........I don't know.