MTL - The Devil’s Cage - ~ 1980. Ending this testimonial

Waking up in an unfamiliar world with no memories, I had only one advantage—a mind filled with knowledge of fictional tropes, clichés, and common sense learned from countless novels.At first, I thought I was trapped in a romcom nightmare when I started triggering events like “Helping a Girl on a Rainy Day”, “Damsel in Distress”, and “Tripping Into the Heroine’s Arms.” Naturally, I shut those nonsense down before they could escalate. No forced romances. No misunderstandings. No cringe.But something was clearly off.The world wasn’t just a slice-of-life comedy.Beneath the cliché academy setting, there were whispers of awakening powers, hidden dangers, and a brutal magic academy entrance exam.And every challenge I prevented or manipulated was an opportunity to grow stronger.[Title Earned: Background Character.][Achievement Unlocked: Firm Mind.][New Skill Acquired: Background Character's Aura.][New Ability Acquired: Anti-Narrative Influence.]I may be just a background character, but if fate insists on throwing these events at me, I’ll turn them into stepping stones.Let the protagonists play their scripted roles—I have my own path to power.

Listen here, because I've seen it with my very own eyes.William Oh was born on the hundredth floor of The Tower, to the greatest Climbers of the ancient world, steeped in the Tower's lethal miasma from the moment he drew breath, giving him strange and unnatural powers.They say he is an immortal being who circles the dreams of mortal men, resurfacing wherever the need is greatest. Those who disparage him will fall into despair, but if you're a Climber in a tight scrape, look to the sky and say a little prayer.Maybe he will appear?Odds are probably better if you pay for my drink.- Rumor overheard on a 1st Floor Tavern. Originator did not pay his tab.

A dancer who was killed by a serial murderer found himself occupying the body and taking on the life of Brian Morse, a patient with anti-social personality disorder. As Brian, he has the look, he has the brain, he has the charisma, but he also has something that somehow always attracts psychopaths…[The story mentions 3 reality shows and crossovers with the American drama series Dexter. SLASH]

- Description from Novelupdates

Hu Feng, a high school student, accidentally embarked on the road of modifying the world.