Chess has always been the protector over his younger siblings, Emma loves math, and Finn does what Finn does best—acting silly and being adored. They’ve been a happy family, just the three of them and their mom.But everything changes when reports of three kidnapped children reach the Greystone kids, and they’re shocked by the startling similarities between themselves and these complete strangers. The other kids share their same first and middle names. They’re the same ages. They even have identical birthdays. Who, exactly, are these strangers?Before Chess, Emma, and Finn can question their mom about it, she takes off on a sudden work trip and leaves them in the care of Ms. Morales and her daughter, Natalie. But puzzling clues left behind lead to complex codes, hidden rooms, and a dangerous secret that will turn their world upside down.

    As the Dunbar boys love and fight and learn to reckon with the adult world, they discover the moving secret behind their father’s disappearance. At the center of the Dunbar family is Clay, a boy who will build a bridge—for his family, for his past, for greatness, for his sins, for a miracle. The question is, how far is Clay willing to go? And how much can he overcome?