Natalie has just arrived at summer camp and soon realizes it isn't anything like the brochure. Instead of spending the summer with her best friends, Zoe and Flo, Natalie is stuck with her ex-BFF, Lily, and someone even more annoying than the endless mosquitoes: Millie Flatbottom. Even worse, she's constantly pushed out of her comfort zone and forced to come face-to-face with some of her greatest fears. Although summer camp isn't at all what Natalie expected, could it be exactly what she needs?