 Sienna becomes jealous when Joel and Cleo begin a relationship, but is relieved when her cancer is cured.Sienna threatens Cleo and tells her she will kill her if she gets in the way of her and Joel, but Cleo stands up to her telling her that she has nothing to lose.Sienna lies to Joel saying that Warren is back to get his attention but Cleo finds out she's lying and Sienna tells Joel the truth.