People throughout the world strongly disagree on many things, yet there is one universal principle—a “Golden Rule” as it’s often called— upon which many people do agree: we should treat others the way we want them to treat us.

Ethan and Emily Tuttle embark on their first summer camp adventure where they learn this lesson firsthand. Competing teams turn into fighting rivals, but Chief Ron and his camp counselors help the twins and their teammates learn the dangers of aggression, revenge, and blowback—and why peace and friendship are important!