Strange Possession

The Male Protagonist Was Parasitized, Controlled and Changed, and Became No Longer Human.

Are There Any Novels About Mysterious Resurrection Where the Main Character Turns into a Ghost and Drives the Ghost Crazy at the Beginning?

I Beg You for a Mysterious Resurrection Fanfic, Don't Feel Invincible at the Beginning.

You have to be smart, don't let the main character always think obscenely