Natalie is a Bloomingdale's salesgirl mooning over her ex-boyfriend; Felicia has been quietly in love with her boss for seventeen years; and Andie is a cynical private detective who specializes in cheating husbands. For these three women, as well as many others a young model fresh from Alabama, a Hollywood star making her Broadway debut, an unemployed Brown grad who's been faking a fabulous life on social media everything is about to change... and all thanks to the power of one perfect little black dress.