Once upon a time...

You have noticed your young sister going into the start of a deep depression. You have been depressed before and it would have been your last if not for your friends. Slowly, your sister's health degrades. She never leaves her room, she won't even play her favorite game with you. You now decide to help her. Not that you haven't been trying. Your just going to go about it a different way. You were going to tell her a story, but she didn't know it was. Over time, you start to believe your own tale as well. This is just the start of a nightmare.
Based on a true story.