How it all started

The story is about a girl named Selena who has lost her memory and can't remember anything but blames herself for everything that happened that fateful day. So now it is up to her to figure out what is it that happened that day and also stop blaming herself for something that happened that she had no control over. It's also about a group of friends are trying to help her through her memory problems and trying to keep her from finding out the same time. What will happen will she find out? Will new Secrets come to light? Will the once great friends become great enemies?