Secret guard Sienna Brooks was adopted by Nathan Ashcroft when she was young. She became Nathan's confidante and fell in love with him for ten years, but was tragically abandoned at his wedding. After suffering the torment of Nathan's fianc é e Amelia Preston, Sienna finally uncovered the mystery of her identity and learned that she was the one who escaped Nathan's father's massacre. When she started seeking revenge, she met Paul Harrington. They exposed the truth, ultimately avenging their hatred and reaping true love.