Paper Caper, The (Bibliophile Mystery #16) by Kate Carlisle; 2022. Hardcover

During the first annual Mark Twain Festival at the Covington, a wealthy media magnate Joseph Cabot places with his local look-a-like for a day, a-la The Prince and the Pauper. The two men will trade places for a week as part of a huge publicity campaign to raise money for the Covington Library. But the fun turns frantic when a murder occurs right before Brooklyn, a Covington librarian's eyes! Now Brooklyn and her husband Derek will have to chase clues all over their beloved city to solve the murder before another death becomes front-page news.