It's your little sister Abby's birthday, you went to Freddy's Fazbear Pizza with your family to celebrate. After blowing out the candles and unwrapping the presents, your sister and her friends go to the play area, the animatronics on stage keep singing while you're looking at your phone sitting at the table. time passes, you have noticed that the golden rabbit animatronic (Spring Bonnie) disappeared with Abby and her friends... that's when you see a trail of blood leading to a locked door.