In her absorbing debut novel, Sheehan’s depiction of the working girl’s life in the big city is as charming as it is inspiring. Single, not yet thirty, and devoted companion to her dignified cat, Fruit Bat, Winona Bartlett is a secretary at a New York City law firm. Though she finds a certain security in the rituals of her demandingly undemanding job, Winona’s real ambition is to be a filmmaker. And her romantic life is a mess. When a new lawyer—a...