The Almost Unreal

{Second book} When Olive is "visited" by a familiar face, she first must figure out who he is. Then she has to find out how he keeps finding her. In this incredible... well whatever genre this book falls under; you'll be shocked, excited for the next chapter, and hanging off the edge of your... Well whatever your sitting on! Plus this story has quite a bit of 1D in it! :D
Later on.. 5sos comes in!