Bethany travels to a new fictional world to rescue her father in this third book in the New York Times bestselling series, Story Thieves--which was called a "fast-paced, action-packed tale" by School Library Journal--from the author of the Half Upon a Time trilogy.

Owen and Bethany have sworn off jumping into books for good. But they didn't make any promises about not jumping through strange portals that lead to a comic book world.

Jupiter City was once filled with brightly costumed superheroes and villains, but nowadays, there's nothing left but the Dark....