Meg rented office #10a where she worked most weekdays, her desk facing the door, the window raised behind her. No drapes. No blinds. Office #10, adjacent, had once connected to #10a through a door to Meg's right long ago painted shut. On the left stood Meg's couch, an ashtray on the floor beside it, an e-reader on the charger. Lazy afternoons, she lay there examining the water-stains on the ceiling in which she imagined faces, figures, and sometimes, mathematical equations. Meg looked up from her keyboard when…