Mystery Descends: My Exchanges Are Not Equal - Chapter 16, Shocking Change! 4 Great Villains!

I lived like any ordinary person when a stranger suddenly approached me, “You are… a hero.”

Sheng Jiaoyang, a human-beautiful, poisonous and scumbag full-level troublemaker, abducted a system, defected to the Space-Time Administration, became a freelancer, and began to happily rule the world in various worlds.

As a result, if they were not careful, everyone became a snake spirit.

The dandy second son on campus, the playful second son of a wealthy group, the dangerous and powerful sea monster, the cold and noble overlord… These are the proud sons of heaven who should have had a smooth life, but they all encountered disaster.

Jiao Yang: “It’s all because of my beauty.”

system:”……”

- Description from novelbuddy

As everyone knows, there are three rules for survival:- Good grades.- Wealthy background.- Having Pei Yan's protection.Fortunately, Jiang Shaoyao meets the first two criteria. Unfortunately, she also meets the last one.Pei Yan, the school's top tough guy, rebellious and arrogant, is notorious for his troublemaking. However, he has devoted all his patience in his life to one thing—pursuing Jiang Shaoyao.His friends advise him, 'Brother Yan, give it up. The little fairy is a good student; she's not one of us. It's too hard to chase her.'Pei Yan scoffs: 'I've been spoiled from a young age, if I can't chase her down, then...'Two years later, at a class reunion:'Brother Yan, did you manage to catch up with sister Shaoyao?''Shut up.'...*A story of possessive young man VS a realistically clear-headed young woman.*No high school romance, but they get together after university.*Study hard, stick to your dreams—it's an inspiring story.

A genius inventor dies and awakens in his younger self's body... but not quite. This isn't his original younger self-it's an alternate version from a reality where the supernatural is real.To make matters even more chaotic, he discovers that someone has decided he is the successor to Solomon. Now, he possesses the power to enslave devils. Armed with his intellect and newfound abilities, it's time to spark a worldwide revolution... starting from his garage!---Tags: Neutral-Evil MC (enslavement, selfish MC), Harem (of course), Inventions, Technological Progress, Sacred Gear Creation, AU DxD Universe (part of Dragon's Omniverse).This fanfic is a STEAMROLLER, with the main focus on the MC's development and his technological innovations, as well as their impact on the world. If you're looking for drama, suspense, or epic battles with no real purpose, this isn't the story for you.