A young girl named Marissa arrives in the glade. She doesn't remember anything about her past, and is stuck with about sixty boys. She is accepted into the "Glade," full of other teenage boys who call themselves "Gladers." She eventually falls in love with a boy, which leads to complicated arguments and eventually feels like her chances with him are one in a million. What will happen to her when she is stuck in the maze with many young boys who have never experienced the presence of a girl before?