In her debut short story collection, Quednau offers unsettling examinations of “what really happened” with rich, complex characters that might equally arouse our suspicions or sympathy: we pay attention. She gives voice to the interludes between actions, what almost occurred, or might yet, the skewed time of “before” and acute reckoning of “afterward.” Seemingly innocent gestures leave their marks in comeuppance: the blurt of an intimate nickname becoming an ad hoc striptease in a public place,...