First Marriage, then love: wife, never divorce - Chapter 6

Tang Feng had been just an ordinary milk tea shop employee before one day, the lady boss called him to her room, and he learned what “hidden rules” really meant...

He died on the wedding of the girl he had a crush on, after a long and successful career. After convincing Yama to send him back to the world, he decides to fix the areas in which his life went wrong. Realizing the lack of love and romance in his past life, he sets out to conquer the hearts of various women.

- Description from Novelupdates

Ethan Cross was a politician serving as the Secretary of the Department of Energy in the United States of America. He was also an engineer and a scientist prior to his position, to which he was hailed as a “King of Technology” as he was able to invent revolutionary technologies one after the other.But his life was cut short when the vehicle he was in was rammed by a truck from the side, and immediately after, he awakened in the body of a royal prince, Bruno de Elysea, who was a complete opposite of Ethan in terms of knowledge and capability.One thing he noticed is that in this new world, everything was so backward. Technology and politics. He desired to change them but by doing so, caught the eyes of those who opposed it.

“I believe that if you have a problem, we just need to solve it with firepower. If the problem isn't solved by then, it just means we weren't using enough firepower.”In a world of swords and magic, Lucen Thornehart, the eldest son of the Iron Duke, was considered the shame of the noble knight bloodline. No talent, weak, and worthless.Until one day, when a fever awoke his previous life's memories and the knowledge of the class from an old game he used to play, Gun Mage.More than just guns, he creates weapons that have never been created in this life and the last.A sword that heats up, turns crimson, and could melt metal.A rune-engraved gun that mages use to amplify their spells.A giant sword that you would only once see in a video game, which makes an explosion every time it hits an enemy.A gun that is powered by mana and shoots out condensed amounts of mana.Airships, steam trains, and boats.Lucen Thornehart isn’t here to play fair. He’s here to redefine warfare, with overwhelming firepower.