The power to be seen. The power to be heard. The power to be adored. . . A woman's life is forever changed by a mysterious perfume in this stunning novel about ambition and untapped desire from the New York Times bestselling author of Ghosts of Harvard. Reeling from a breakup and overlooked at her job as a lighting designer, Iris Sunnegren finds herself stuck, disconnected, and lonely in crowded New York City. Her wealthy friends are married and having babies, while she's trying to pay for freezing her eggs. And the future she longs for feels out of reach. Then, a mysterious neighbor, an older Frenchwoman, makes her a gift: a bespoke perfume. One spritz, a dab behind the ears, and Iris feels like a different woman. Suddenly, she is the object of every man's desire, and she can satisfy her own hungers for sex, love, and ambition. She can cast off her inhibitions and use her newfound allure to dazzle the high-profile client, attract a man who excites her like no other, and access all