How does this work? – FNAF MAPS for Minecraft PE - The Best Maps for Minecraft Pocket Edition (MCPE) Review

I have no idea how this works but then again, I just downloaded it. Plz be mores specific about how to use it! I don't wanna rate it 1 star cause I just got it but I will if you don't help people out?
Review by Stellabella218 on FNAF MAPS for Minecraft PE - The Best Maps for Minecraft Pocket Edition (MCPE).