Mother for Hire (Kate's Boys #0.5)
Marie Ferrarella

Kate knew Bryan had lost his faith in romance long ago. He didn't think he needed a woman's touch, but she knew better. Top priority on her list of duties was to prove to Bryan that love and heartache weren't one and the same. She'd won the battle-of-the-boys with persistence and a good dose of old-fashioned love. Now their handsome father was going to get a hearty helping!