I want to make my ex who cheated on me cheat on her current bf
Why do you want her to cheat on her boyfriend?
I want to make her feel insecure.
I know that you are feeling pain because your ex cheated on you, but trying to sabotage her new relationship by making her cheat is wrong. Let it go and move on with your life.
I don't give a shit about her bf. All I care about is making her jealous.
I don't think you should be causing harm in anyone's romantic relationship. Why not just let the past go and move on with your life?