If you are one of Zoë’s friends, you know her "invisible rules" for school survival, from what to wear to which boy is the Most Vile. Ever since the day Zoë neutralized the playground bully, she has been the go-to gal for classmates and teachers alike. When a new girl comes to school with a "reputation," Zoë decides to help her fit in. But who will save Zoë when her coaching backfires completely? Zoë Monday Costello is a whirlwind who will pick up fans on the first page of this uproarious story, carry them effortlessly to its satisfying conclusion, and leave them craving another wild ride.