When a fourteenth-century Scottish oath leads to murder in present-day Boston, the victim's devastated widow seeks revenge. Determined to find and punish the person who killed her husband Will, Alexandra Cameron joins forces with his best friend, Diego Navarro.

The handsome, wealthy and powerful Argentine never expected to win Alex’s heart, yet two years after the senseless killing, their love blazes with heat and passion.  Their bliss is threatened by a Scotsman who blames the couple for the death of his son — Will Cameron’s murderer. The ruthless predator targets Alex and forces the deadly game of revenge into its next round.