She doesn't not want her name ruined because it could cause problems for her. When John tells her he will publicize the affair she tells him "Never in this world! I know you John - you are secretly this moment singing hallelujah that your wife hang". She doubts he will tell about the affair and ruin his name. If John does the court would think of her as a sinner and won't believe her. In court John does confess and Abigail is questioned, she says "If I must answer that, I will leave and I will not come back again". Here she shows she fears being caught and tries to leave. Once Abigail is exposed she would be put in jail for murder. Being exposed would make all of her plans fail and she would be punished. She must lie so they don't know about the affair and lie about
She doesn't not want her name ruined because it could cause problems for her. When John tells her he will publicize the affair she tells him "Never in this world! I know you John - you are secretly this moment singing hallelujah that your wife hang". She doubts he will tell about the affair and ruin his name. If John does the court would think of her as a sinner and won't believe her. In court John does confess and Abigail is questioned, she says "If I must answer that, I will leave and I will not come back again". Here she shows she fears being caught and tries to leave. Once Abigail is exposed she would be put in jail for murder. Being exposed would make all of her plans fail and she would be punished. She must lie so they don't know about the affair and lie about