The Highwayman — Vanessa Devereaux

Lord William Langtry hasn't been away to pleasure his wife since a strange fever left him impotent. With his brother about to be wed, William knows his wife Gillian must bear an heir. Choosing the right man to do the job isn't hard. In fact, he's thought of three. One by one they will pleasure her. The second man will not only take her to paradise but allow her to live out one of her sexual fantasies.