When a sea monster threatens Tokyo, the mystical creature Mothra rises to defend the city. As the battle ensues, Mothra discovers a group of tiny fairies, the Shobijin, who hold the key to defeating the monster. Can Mothra and the Shobijin save the city from destruction?

When evil monsters threaten humanity, Mothra must join forces with a group of children to save the world.

When a giant egg is discovered, it unleashes the powerful creature Mothra to protect the earth from the destructive forces of King Ghidorah. As the battle between the monsters ensues, humans are caught in the middle and must find a way to stop the chaos.