When the Briar Creek Public Library holds its first overdue book amnesty day—no fines for late returns—one tardy tome catches director Lindsey Norris’s attention: a copy of J. D. Salinger’s The Catcher in the Rye, twenty years past due. When Lindsey looks up the borrower, she’s shocked to discover it was a murdered schoolteacher named Candice Whitley, whose killer was never found.

Candice checked out the novel on the day she was murdered. Now Lindsey wonders if it could provide a clue to the decades-old cold case. No one noticed who brought the book back in, but it could have been Candice’s killer…