It made sense! How his father would know that with the right preparation how good it would feel. And that it would, in fact, fight. Not to mention that it would fit snuggly.

He considered all this a moment longer. Using rational thought was very much helping him to process this better and without as much embarrassment. Such was his nature. "...It is like Hanguang-jun is a sword and you are a sheathe. I am not sure what I am."