To save her family, a witty young woman sells herself into servitude at a royal mansion — deliberately hiding her beauty to avoid becoming a concubine. But when she accidentally catches the eye of the cunning yet underestimated Vincent Lou, her clumsy mishaps unexpectedly unveil her hidden talents. As danger and conspiracy loom within the mansion, an unlikely bond grows between them, turning a contract of service into a partnership that could unravel dark secrets… and redefine love.