Claiming His Pregnant Wife: Harlequin comics

Lost during a vacation in Italy, Erin meets an astonishingly handsome man riding his black horse. The two fall in love instantly, and they marry after only 5 days. She only knows him as Francesco, but he is, in fact, Europe's wealthiest banker! The dramatic changes in her life leave Erin confused, and she ends up accusing her husband of infidelity. Francesco is of no help as he refuses to console her, and their marriage slowly deteriorates...