Emma has been protesting GM(Genetically-Modified) foods for a long time, and she decides to take it to Mr. Raditch. When he tells her that the school can't afford it, and that they haven't been proven to be harmful, she decides to inform the students anyway. When Mr. Raditch finds out, he shuts down her informities. When Emma sees a documentary on the cafeteria, she tells the students to boycott the caf, but it ends up in a food fight, suspending Emma for the rest of the day. When she is interviewed for the Grapevine, she keeps going with her protests. Mr. Raditch gives her an ultimatum: Either apologize or be suspended for a week. She decides to keep going anyway. Spinner has his eye on a new designer shirt, but it costs too much for him. It's not enough that Jimmy is getting $1000 worth of stuff for a ''belated birthday present.'' When Spinner sees Jimmy's MP3 player, he decides to pawn it, ending their friendship.

Emma décide d'organiser un groupe de réflexion sur les aliments sains pour protester contre les O.G.M. Mais Monsieur Raditch ne l'autorise pas à prendre une telle initiative. Le collège n'a pas les fonds nécessaires ; de plus, il n'est pas sûr que les O.G.M. soient réellement mauvais pour la santé...Nullement découragée, la jeune fille entreprend d'initier elle-même ses camarades au hasard des pauses, et les encourage même à boycotter les repas de la cantine...