When Olive learns that a school policy is keeping some kids from going on a field trip to the city, she decides to run against Trent and Sawyer, two of her closest friends, in the student council election.

Raina wakes up one night with a terrible upset stomach. Her mom has one, too, so it's probably just a bug. Raina eventually returns to school, where she's dealing with the usual highs and lows: friends, not-friends, and classmates who think the school year is just one long gross-out session. It soon becomes clear that Raina's tummy trouble isn't going away... and it coincides with her worries about food, school, and changing friendships. What's going...