I can't leave you alone to just, I don't know, get eaten by a displacer beast or a dragon or a flail snail or something. You clearly need someone to watch out for you, and in absence of any other Lawful Good characters with consciences and a certain atonement of atonement to make towards people who act like you, that means me.

[Maybe if he avoids this 'mirror' subject, it won't come up. He's pretty much expecting his soul to get stolen or something.]