It's good to want to join the military.
Peter has just been told by his wife Susan that an enemy state has begun an invasion of their country.
Peter wants to react to the news of invasion.
Peter tells Susan that they should both report to the nearest barracks and volunteer for national defense.
Peter tells Susan that they need to get their most valuable belongings and run away somewhere safe.
Susan is in agreement and is happy that Peter is the type of person who will fight for his land.
Susan is fearful that they'll get caught anyway and is surprised and saddened by Peter's cowardice.