Just before they turned the corner, Laila looked back and saw Mariam at the door. Mariam was wearing a white scarf over her head, a dark blue sweater buttoned in the front, and white cotton trousers. A crest of gray hair had fallen loose over her brow. Bars of sunlight slashed across her face and shoulders. Mariam waved amiably. They turned the corner, and Laila never saw Mariam again.