Zoe was still crying when Julia got to her place. They had already been to her eye doctor, who had been as shocked as the two of them when he saw what had happened to his patient a little over a week after her last appointment. He hadn’t been able to provide any explanation for her sudden blindness. Even more troubling - he didn’t think it was reversible. Julia had held Zoe’s hand while he talked, not just for comfort, but because she was terrified of being left alone.