The One Who Survived (FNAF backstory fanfic)

Kylie is the only witness to the "Golden Freddy Murders" that took place when she was five. That was ten years ago, and the man responsible still hasn't been caught. After her dad gets a job as the night watch at "Freddy Fazbear's Pizza," Kylie becomes more determined to find out who he is and what actually happened to her friends.