Lady Isabel Adair is the last woman Sir Duncan MacGruder wants to see again, much less be obliged to save. Three years ago, Isabel broke their engagement to become the Earl of Frasyer's mistress, shattering Duncan's heart and hopes in one painful blow. But Duncan's promise to Isabel's dying brother compels him to rescue her from those determined to bring down Scottish rebel Sir William Wallace.Betraying the man she loved was the only way for Isabel to save her father, but every moment she spends with Duncan reminds her just how much she sacrificed. No one could blame him for despising her, yet Duncan's misgivings cannot withstand a desire that has grown wilder with time. Now, on a perilous journey through Scotland, two wary lovers must confront both the enemies who will stop at nothing to hunt them down, and the secret legacy that threatens their passion and their lives.