The Boss's Mistress (Harlequin comics)

Oh, no! Laura finds herself in a fender bender with a luxury car owned by a handsome but rude young man. He is in fact so rude that she loses her temper and starts to argue with him. Laura's on her way to work to meet the scary new boss who's taking over her company, so she's already under a lot of stress. Then she finds out just who her new boss really is....