Love’s call transcends duty’s boundaries.

Raised as a spy alongside her two sisters, Iona’s life is dedicated to exacting revenge upon her father’s enemies. As the eldest, Iona becomes the first to embark on a perilous mission. Her target: William, the charismatic Ambassador and foster son of Laird McGregor.

Iona gets close to him when she saves his life, using his gratitude to deceive him into offering her a position in the McGregor keep. However, what awaits Iona within the walls of clan McGregor is a revelation that challenges everything she has been taught.

Upon infiltrating the clan, Iona discovers that they are not the villains she was raised to believe they are. Instead, their honor, loyalty and compassion captivate her heart. In the midst of her mission, a forbidden attraction blossoms between her and William, challenging her unwavering sense of duty.

Iona finds herself at a crossroads. Should she remain true to her duty and the family that raised her, or surrender to the irresistible pull of her heart? With each passing moment, her choice becomes more difficult, for love has a way of unraveling even the most intricate plans.