Lose a Sister, Gain a Husband / The Sinner and the Saint

S1, E1: When a friendly neighbor marries barely legal Linda, he rescues her from abject poverty, and invites her sister, Patti, into their twisted relationship. But when their new life is threatened, neither sister will let anything--including the other--take it away. While Ana refuses to give up her earthly ways, Mary tries relentlessly to help her sister find the Lord. But when a scandalous accusation goes too far, only one of them will really see the light.