Superman injustice

You are his beloved wife, only he is not your husband. You are in another dimension where your dear husband Superman, the world's great hero, is now a dictator and murderer of those who oppose his rule, how did you end up in this place? You don't even know it, you were in the Justice League when everything happened. Where was your loving husband? Can you survive his double from another dimension? Will you join him or betray him?