How does the relationship between Musui and Kobayashi change over the course of the memoir, Musui’s Story: The Autobiography of a Tokugawa Samurai?

Kobayashi, a rival swordsman, initially challenges Musui and is easily defeated. Afterward, Kobayashi tries to ambush Musui in anger, but once again, he is defeated. Later in life, Musui helps Kobayashi gain a following to teach fencing.