A brand new series from the author of the "Weather Warden" novels, who's as “Swift, sassy, and sexy as Laurell K. Hamilton.” (Mary Jo Putney) View our feature on Rachel Caine’s Undone.Once she was Cassiel, a Djinn of limitless power. Now, she has been reshaped in human flesh as punishment for defying her master—and living among the Weather Wardens, whose power she must tap into regularly or she will die. And as she copes with the emotions and frailties of her human condition, a malevolent entity threatens her new existence...