[Two Worlds + Magic + Steel Tide + Technological Boom + Counterattack into Another World]
(The pace is a little slow at first, but it picks up later.)
The Dark Heart from the Arad Continent merges with an ordinary college student. Is it a conspiracy or a scheme?
None of that matters.
Looking back, countless adventurers from the Arad Continent and people from Blue Star stand behind Zhang Zimo, celebrating the birth of a new legend in this very moment.
Gunners? They use weapons we make!
Mechanics? They summon technological creations we developed!
Priests? “Healer, protect me!”
Nen? Take this Iron Mountain Lean!
Magic, holy light, technology from the Celestial Realm? We'll incorporate it all into our system.
Everything from the other world will become an asset to us! Let the other world witness the might of our steel tide!
The early text is relatively average and is indeed written by a new author. It's much better at the back, you can see obvious progress, keep up the good work