Faire's Fair (The Fair #1)
Grace Grahme

Tech CEO Ian Somerland rarely hears the word no, in business or romance. Kathryn's apparent immunity to his charms is a puzzle, as he knows firsthand the passion that hides beneath her buttoned-up exterior. Ian loves a challenge and he is determined to make getting her in his bed his next big win.
Kathryn does her best to keep their relationship all work and no play, but she is outmatched when Ian turns his seductive skills on her. Can she keep from losing her heart to a man who is one of Austin's biggest womanizers while chasing the most important deal of her life?