This guy is what guides you through the game and tells you what to do. He is playable as Fredbear but don't talk to Fredbear with Fredbear as your leader. You'll get an ending right then and there. In a short summary, Fredbear is a person who guides you as well as a fighter on your side. Remember, don't talk to Fredbear with Fredbear as your leader!
When Fredbear is done talking and you don't pressDONE, Fredbear glitches to 8-bit Fredbear with secrets you will need.