The Italian Billionaire's Ruthless Revenge (Harlequin Comics‪)‬

Celibate Sara is enjoying her yacht vacation—at least until she runs into the last man on Earth she wanted to see!  Guido is a businessman with a godlike body, and also happened to be Sara’s husband, if briefly. Ten years ago, their young marriage fell apart because of his family’s cruel treatment of her. Now that they’ve met again, Guido pressures her to be his mistress! While Sara is unhappy with the proposal, she resolves to let him have her body in order to protect her friends, who could end up in deep debt at Guido’s whim. Oh, but she’ll play the part of an experienced woman to the bitter end…