Everyone knows that growing up is hard, and life is no easier for high school junior Nadine (Hailee Steinfeld), who is already at peak awkwardness when her all-star older brother Darian (Blake Jenner) starts dating her best friend Krista (Haley Lu Richardson). All at once, Nadine feels more alone than ever, until the unexpected friendship of a thoughtful boy (Hayden Szeto) gives her a glimmer of hope that things just might not be so terrible after all.