By day, Eliot is quiet. He reads his books, feeds his goldfish, and watches Mr. Smith wash his car. "Eliot is such a quiet little thing," say all the grown-ups. But the grown-ups don't know that when the clock strikes midnight Eliot is a superhero! Eliot's midnight adventures include saving a crowd from lions that escaped from the zoo, hanging from helicopters and finding lost teddy bears for babies. Then one night, Eliot receives an urgent message from the world's most important scientists and he embarks on his most important mission ever: saving the world.