Hansen and Gracie are orphaned twins, but their ability to hear each other even when they are not together has made them strange, and prevented them from being adopted--so when the evil officials from the orphanage abandon them in the woods they set out to find a home of their own.

In a graphic novel adaptation of the book, sixteen-year-old Ethan is powerfully drawn to Lena, a new classmate with whom he shares a psychic connection and whose family hides a dark secret that may be revealed on her sixteenth birthday.