当外星神器被激活并向世界揭示它的真正目的时，内森和马歇尔将不得不共同努力阻止它，即使这意味着他们都没有准备好做出决定。
As the alien artifact activates and reveals its true purpose to the world, Nathan and Marshall will have to work together to stop it - even if it means making a decision neither of them is ready to make.
