After the tragic death of his wife, the Duke of Warwickshire is desolate, wondering how he will care for his five-year-old son.
After having seen his childhood friend, Lady Leah, at his wife's funeral, he contacts her soon after, offering her a governess position to help care for his son. While she balks at the idea due to her status, the Duke eventually persuades her.
Old feelings begin to resurface between the Duke and Lady Leah, until Lady Leah discovers a horrifying secret involving the late Duchess and the Duke's son. As Leah fights to unravel the mystery, she overhears a deadly plot involving the Duke. Can she stop the plot before it's too late or will the Duke be taken from her forever?