""Tweedie: The Story Of A True Heart"" is a novel written by Isla May Mullins and published in 1919. The story follows the life of a young girl named Tweedie, who grows up in poverty in the Scottish Highlands. Despite her difficult circumstances, Tweedie is a kind and loving person, always eager to help others. She eventually falls in love with a wealthy man named Ronald, but their relationship is threatened by the disapproval of Ronald's family...