The Nurgul monster

One day I woke up and found a precious little key chain next to the bed I was thinking to my self how did this get here when I've never had anything like this key chain in my life it was beautiful though , gold and diamonds inside it , as I opened the key chain the was a photo of a little girl and on the other side it has n.s engraved in it , who did this belong to and how did it get in my room , I ran down stairs and .....