Olivias Storyline.

A 16 year old girl is walking down a secluded street in Barnsley and she sees a man and a woman sitting on a bench talking about how they brutally murdered someone and how and where they are going to hide the body. The girl stops and hides to listen to what is being said. Because this girl over hears what they are talking about they try to kill her in fear that she will tell someone what she has heard.