A #1 New York Times Bestselling Author When FBI agent Grayson Kincaid first encounters Olivia MacKenzie, she makes quite an impression. The beautiful, tough, young attorney has stumbled into the middle of an FBI sting operation and has reduced it to chaos. Months of surveillance and planning down the drain. Kincaid's partner is furious and lets Olivia know that she's ticked off the wrong guy. After all, he's FBI. But Olivia isn't intimidated. She's something even scarier... she's IRS.