Living an unrepentant life of pleasure and debauchery, rogue Oliver de Lacey attracts the attention of Mistress Lark, whose secret work with Protestant dissidents prompts her to thwart Oliver's imminent hanging.
When Pippa, who has invented a past for herself in order to hide from the truth, is discovered by Aidan, a powerful Irish chieftain, she throws herself on his mercy, only to discover Aidan's secret quest and his passionate heart.