Laurel and Daphne Wolfe, identical, inseparable redheaded twins, share an obsession with words. As adults making their way in 1980s Manhattan, their verbal infatuation begins to push them apart. Their fraying twinship finally shreds completely when the sisters go to war over custody of their most prized family heirloom: Merriam Webster's New International Dictionary, Second Edition. A comic love letter to sibling rivalry and the English language by the author of The Three Weissmanns of Westport follows the experiences of identical twins whose respective literary careers are upended by their battle to claim an heirloom dictionary.