Having watched his father lose everything to a woman, Italian billionaire Vincenzo Giansante has spurned romantic relationships. Naturally when one-night stand Siena claims she's carrying his child, he insists on a paternity test. And when it's positive his powerful, primal reaction shocks even himself. He demands marriage to secure his heir! Independent Siena won't be beholden to a man who accuses her of gold-digging! She declines his diamond. Yet she can't forget their electrifying night. And the harder Vincenzo campaigns for Siena's hand, the harder it is to resist a repeat encounter