She only goes out with nice guys who won't expect passionate romance--until a notorious womanizer demands she repay a favor with four weeks of counterfeit dates.Billionaire playboy Mark Pryce doesn't do relationships. In fact, he's never been with the same woman for more than three months. But when his matchmaking mother tries to sabotage his bachelorhood, he needs a stand-in girlfriend. Luckily, Hilary owes him big time. But as they start to spend more time together, he finds himself wanting to break his first rule: never get too close...