If, Then

“A must-read—a gorgeous literary novel that asks us to imagine all the possible versions of ourselves that might exist.” —J. Courtney Sullivan,  New York Times  bestselling author of  Saints for All Occasions The residents of a sleepy mountain town are rocked by troubling visions of an alternate reality in this dazzling debut that combines the family-driven suspense of Celeste Ng’s Little Fires Everywhere with the inventive storytelling of The Immortalists . In the quiet haven of