Letting no good deal go undone, the Good Buy Girls are ready to pounce on the St. Stanley flea market, where wealthy Vera Madison is selling off her vintage clothing. The widow’s wardrobe is just what Maggie Gerber needs to give her second-hand shop, My Sister’s Closet, the edge over vindictive rival Summer Phillips, who’s opened her own second-hand shop across the street.

But when Vera is found dead, it turns out that she collected enemies like Dior gowns—and had more than a few skeletons in her walk-in closet. Now it’s up to Maggie and the Good Buy Girls to sort through the racks of suspects for the killer and get back to the business of bargains…