Piper Dawson has spent a lifetime living by other people's rules. She's worked hard to get what she wants--a residency at her first choice hospital--and no one will ever tie her down again, not even her severe yet incredibly sexy supervisor, Dr. Alexander "Ace" Lennox. Ace is done with love. He's had his heart shattered, and he never wants to go there again. But when he's inexplicably enticed by the sexy, tattooed woman with blue streaks in her hair and a perpetual smile on her lips, he figures that maybe he can keep it to just sex. The problem? He thrives on control, and Piper dances just around the edges of it. But when they're together, control is the first thing to go...