Teapots and Tweed Caps (Detective Grandma Book 5) by Corrine Winters

Everyone in Oakwood has skeletons in their closet. But it turns out, some of them are real…When retired librarian and now amateur sleuth Dorothy Hensley discovers a cryptic map and journal, she’s determined to get to the bottom of its secrets. But her investigation soon becomes a catalogue of mysteries…When another local is murdered! Along with her granddaughter Zoe, her old flame Frank, and her magical cats, Buttons and Crystal, Dorothy works to decode the clues and find the truth. But with deadly artifacts, affairs of the heart, and secrets from the past in the mix, will she find the culprit in time? Or will Dorothy become another unfinished chapter?