The Disappearing Wall

Caitlin's world is perfect. She is the most popular girl in school. She has fantastic grades. But when some things start going wrong, the plain wall in her bedroom starts to vanish, something is wrong. Curious, she ventures into the white expanse behind the wall, or what used to be, finding a hidden city, from the future, or the past. Her and a boy from school, Alex, are test subjects in an age-old experiment,that has never succeeded, killing it's subjects. Leah, a child genius, supposedly inventor of the first successful experimental machine, purposely flaws the tech in order to save her brother, Alex. Her and Caitlin soon form a tight bond, and they must find a way to get them both out before it's too late. All she knows is now her world is fake, and she must escape before time's up, or be stuck in a dream...forever