Synopsis: I Reincarnated as the Leader of a Banishment Anime's Villain Party Destined to Face Karma, so I Banished Myself First

I had been reincarnated as the leader of a villain party in an exile-type anime. Just as I was about to exile the storys protagonist, in order to avoid the death route where Id get my comeuppance just like in the anime, I decided to exile myself instead!?