When Gussie mentions the battle Caslensterday, she becomes animated and chatty instantly.
While having supper, Nathan and Gussie are analyzing the battles Caslensterday and drinking bear at the same time.
Gussie benefits a lot from the discussion, and feels suddenly to be enlightened on the problems that bothered her for a long time.
Then, Nathan asks her to dictate how to write Guidance on Combat, and he corrects her mistakes in time.
Gussie feels satisfied to have such a common topic with him, which is always a good way to bond.
Combating turns Gussie into a better person and helps her to figure out whom she is fond of, because she becomes aware that it will be nice to discuss combating together with Nathan.
Couples may go shopping together, watch movies, and play games to bond, but amazingly, they keep intimacy by talking about combating.
As she said before, there is a feeling of Condor Heroes.