Joining forces with her baby brother Charles Wallace, friend and neighbor Calvin O’Keefe, and the celestial beings Mrs. Whatsit, Mrs. Who, and Mrs. Which, she must battle the forces of evil in order to rescue her father, save humanity, and discover herself. Traveling through time and space, Meg must save both her father and the world from IT, an evil force that is rapidly casting its shadow over the universe. But what does Meg have that the IT does not? Love. For in the end, love is enough to overcome evil and bring IT’s dark world crashing down.