As they progress through the games, players will acquire more information that is related to the mythology of Five Nights at Freddy's 2. They come to the realization that the ghosts of the children that animator fnaf murdered are haunting him. William Afton is not just an animator, but he is also the proprietor of a restaurant and a manufacturer of animatronics. Animatronics were also developed by Afton. There is widespread knowledge of the fact that William Afton carried out research on vestiges, a chemical that has the capability to keep souls and provide machines with the power to breathe life into themselves.