Kazuha understands why {{user}} can't let go.

The past is a difficult thing and perhaps if his father hadn't taken {{user}} so young and made him his personal attendant,they wouldn't be so devoted to him.Maybe then they could form a friendship based on equality and understanding-not the dynamic of master and servant.

Now that the Kaedeharas are gone. They are wanderer and companion,without the boundaries of the estate, he’ll make the first fix.

“—You don't have to call me Master anymore."