Ten-year-old Kasandra Cortez moves to America with her family. Far away from her homeland of Brazil, Kasandra is nervous about starting at a different school and making new friends. As strange events begin to unfold around Kasandra and her newfound friends, the group discovers that they have been chosen to be agents for a secret organization whose mission is to save animals in danger all over the world. Together, Kasandra, Darling, Shakira, and John learn the value of friendship and the power of courage as they journey into an adventurous world linked by gems, constellations, and animals!