He's Almost Becoming an Immortal. Is It Reasonable to Kill a Blood-Clothed One Instantly?

(Invincible at the beginning + Heavenly Master + Thunder Technique + Single/No heroine + System) Ten years ago, Fang Mo, an ordinary college student, traveled to a parallel world. The world is full of terror and ghosts are rampant, but the system trapped him in a small Taoist temple for ten years. [Congratulations to the host, you are just one step away from becoming an immortal and getting rid of all the evil spirits in the world! "Damn it, you treat me like a cow and a horse, don't you?!" [The introduction is too weak, please move to the text]