World famous MMA champion Zachary Barrett has returned to his home in Phuket, Thailand, and his elite training camp, Revolution. Thanks to his twin brother, a renowned pro trainer in Colorado, Zachary is primed and ready for his next title bout--but his toughest match may be with the sports journalist assigned to write an expose on him. Not only is she gorgeous, she's after a well-guarded secret that Zach soon realizes makes her off limits in every way ... It's true that Kenzie Monroe has an ulterior motive for pursuing Zachary. The half-Asian beauty believes he's connected to her estranged father, a former MMA fighter who disappeared years ago. And the more Zachary avoids her, the more determined she is--and the hotter their game of cat and mouse becomes ... until they both surrender. But as lust, love, and friendship combine, Zachary knows he has to answer all of Kenzie's questions--because outside of the ring, the heart makes the rules ...