Caleb Hallow doesn't need anyone. All he needs is to dominate in the MMA cage and become world champion. His plans are derailed when he wakes up with a mysterious tattoo of his ancestors after a one-night stand with his opponent's ex-girlfriend, Meg Riley. Sharing the mark with her joins them as mates for eternity. Can Caleb deal with Meg for the rest of his life? Can he keep her safe from his past as he falls deeply in love with her? And will...