Marianne is in bed after falling from her horse. She occupies herself by doodling in a sketch book, drawing a boy inside a bare house. When Marianne falls asleep, she finds herself outside the very house that she drew.
Five ordinary high school students are chosen by mysterious energy stones to become superheroes after Earth is attacked by monsters. As they juggle school life and their new powers, they face ongoing threats and personal struggles.
Follow Charlie, Kirby, and Patrick as they travel around the United States to learn about different kinds of trees—and what makes nature incredibly awesome. Science and history are explained with paper cutouts and goofy girl Casey back at headquarters.