My Cursed Technique Is Scriptwriting, but I'm Really Not a Villain

[September 3, 20XX: My younger sister, Jianzi, has been acting a little strange lately. She even asked if I was afraid of ghosts. Those things can't possibly exist, right?] [September 4, 20XX: On my way home from school today, I saw a strange person with silver-blue hair, stitches on their face, and different-colored eyes. I chased after them.] [September 5, 20XX: It turns out ghosts (crossed out) cursed spirits really exist in this world. Jianzi was telling the truth!] [September 11, 20XX: I have a cursed technique of my own now, and it's the same kind of ability as the