Aunt Dimity and the Duke (Aunt Dimity Series #2)

Emma Porter is forty, fat, frumpy, and a passionate amateur gardener. When her longtime lover dumps her for a younger woman, Emma escapes the cloying sympathy of family and friends by setting out on a summer-long driving tour of England's glorious gardens. A Dimity-contrived coincidence brings her to Penford Hall, a sprawling Gothic mansion in Cornwall, where she finds a duke in search of a missing lantern with extraordinary powers. Suspecting there's more than one mystery to be solved at Pen…