His brother's baby.
Despite the attraction that had flared between them, Samantha Duggan had been one of the few women to turn down sexy millionaire Aidan Harper. But now it was all too obvious that someone had sweet-talked his way past her defenses. Samantha Duggan was pregnant! And the father of her baby was none other than Aidan's late brother Damien. Aidan knew he should do the right thing by Samantha, and give his brother's child the Harper name. But of all the reasons he had for wanting to marry Samantha, duty wasn't on the top of his list!