William Afton has returned in Five Nights At F***boy’s: Sister Location 3 free download and he is so pissed off now. Click to download and play this third chapter of Five Nights At F***boy’s game series to experience new challenges. In this FNAF fan game free download, there will be lots of chapters with different stories and adventures to explore, such as Yeendo chapters, Phantom chapters, Afton chapters, and Flashback chapter. Every single chapter featured in the game brings you at least one secret boss to fight off. When you beat a secret boss, you will get a letter or a number. When you have done beating all of them, try putting all the letters together so you can proceed to a secret chapter. The animatronic robots will accompany you during the course of the game. Make use of their skills to overcome all challenges in all chapters to become the winner! Have fun with it!