Since she was little, Louise has been not quite hearing and not quite deaf--her life with this invisible disability has been one of in-betweenness. After an audiology test shows that almost all her hearing is gone, her doctor suggests getting a cochlear implant. The operation will be irreversible, making the decision all the more fraught. The technology would give Louise a new sense of hearing--but it would be at the expense of her natural hearing, which, for all its weakness, has shaped her unique relationship with the world, full of whispers and shadows.