Reborn in an Immortal's Body, but Why Is the System Ruining My Script?

[System] [Transmigration] [Power Fantasy] [Fast-Paced] [No CP] [A scheming protagonist and nonstop cathartic moments.] Lin Xun Zhu's soul transmigrates into a cultivation world. Through the System that came with his Immortal Body, he learns that the original Host, whose soul is now scattered, needs someone to inherit the System. You've got to be kidding. Other people who transmigrate become chosen ones. Is he really destined to be a nobody? Just a replacement? The scheming protagonist sneers inwardly. A gentleman can wait ten years for revenge… or fifty! Once he borrows a chicken to lay eggs, no, once he takes another's place… Heh. He's going to turn this lousy System inside out! So, let's begin the first step of the “revenge plan”… “Hello, mighty System! What is my identity now?” “Call me Her Majesty the Empress!” “...” “Holy crap! You're a little girl in disguise! Miss, your servant will do as you command!”