I’ve Been Reincarnated as Minor Villainous Lord, so I’m Going to Defeat the Mastermind Before the Original Story Begins

Kurt Antoner was a minor villainous lord who was a pawn of the mastermind behind the story. Despite being on the mastermind’s side, he is easily killed in the early stages of the game. I was reincarnated as such a character, and I decide to defeat the mastermind and survive before I am killed. As I try to defeat the mastermind using my knowledge from the game, for some reason, the characters from the original story start to approach me…