After undergoing gastric-bypass surgery, a self-loathing, obese teenaged girl loses weight and makes the brave decision to start participating in high school life, including pursuing her dream of becoming a singer and finding love.

Sixteen-year-old Torrey Grey's YouTube videos on fashion and beauty for teenagers were famous, but when her younger sister is killed by a drunk driver during a filming her world falls apart--cyber bullies are attacking her, her father moves them to Texas, and she does not know who to trust at her new school or whether her cousin is really a friend.

Maisie Fernandez has just about convinced herself that she does not care about her weight or her looks, or about only having one friend in Fort Collins High School (nerdy Owen Carpenter), but "Sienna", the internet profile she creates, is beautiful, skinny, and confident; the profile is part of her plan to humiliate the popular kids who bully and make fun of her, but suddenly the deception gets complicated--because the actual Sienna, the girl whose...