' Reclusive billionaire Raoul del Arco’s deathbed promise to a friend haunts him. He swore to marry Gabriella D'Arenburg…but knows that taking her as his wife will only destroy her innocence. Gaby has no idea that Raoul has sworn such an oath. And when he storms back into her life, he has a dark, dangerous edge she finds disturbingly alluring. Now, trapped in Raoul’s gothic castillo, Gaby is paying the price of his promise. The key to her lavish prison? Succumbing to her new husband’s touch…'
Source: Publisher's blurb.
'Gabriella was raised in a sheltered home and knows nothing of the world. After her grandfather, her last living relative, passes away, she reunites with Raoul, her first love, whom she hasn’t seen in over twelve years. Even though she doesn’t expect him to remember the promise he made to her when they were children to marry her when they got older he tells Gabriella that he will stay with her through these tough times. He takes her with him to Venice, and they spend dreamy days together. However, there are things she doesn’t know about him. Behind that gentle exterior lies the promise he made to her grandfather…and a quest for revenge!'(Publication summary)