"Duke's Daughter" is a popular web novel and manhwa series that follows the story of a young woman who is the daughter of a powerful duke. The narrative explores her struggles and adventures as she navigates the complexities of noble life, societal expectations, and personal ambitions. The protagonist often faces challenges related to her family's status and the political intrigues of the nobility. Themes of friendship, loyalty, and self-discovery are prevalent throughout the story, making it relatable to readers who enjoy tales of personal growth and resilience in a fantasy setting.