Swept into the Rich Man's World (Harlequin Romance Book 4510)

Rescued by the tycoon next door! 

An unexpected knock at the door turns reclusive billionaire Patrick Fitzsimon's life upside down! He's closed himself off from the world after a family tragedy, but intriguing neighbor Aideen Ryan needs help, and Patrick can't say no… 

After a business partnership turned relationship turned disaster, Aideen has sworn off romance. When Patrick whisks her away to Paris on a mission to save her business, she soon finds him equally infuriating and enticing! Aideen's head may be telling her to keep her distance from Patrick, but her heart begs to draw closer…