The Demon Lord's Bride (BL) - Chapter 661: You never know where the ball is rolling

As the ruler of a munitions empire, Tang Mo unexpectedly fell and was transported to an entirely different world, where he also unexpectedly acquired a “King of Munitions” system.In this underdeveloped world, Tang Mo relied on the abilities granted to him by the system to drive the development of the entire world.After all, the desire for civilization conquest had always been the driving force behind progress, and life had continuously evolved between attack and defense over tens of millions of years...So, selling assault rifles to these archers and training knights to be tank operators... there shouldn't be any problem with that, right? XD

From humble beginnings, he ascended, overcoming every obstacle and living life on his own terms—until death took its toll. Yet destiny had a different design. Reborn into a world of greater splendor and majesty, he is granted a fresh start and boundless opportunities to rise again. This time, his journey begins from an entirely new vantage point, as he is reincarnated as the son of the most powerful woman in the universe. Follow his path of ambition and indulgence as he forges a new legacy and leaves his mark on an even grander stage.

The King of Hell sentences you to death by midnight, but I can ensure that you live past morning.

The young man, Qin Lang, received the inheritance of a poison school by chance. He uses poison to kill people, uses poison to save people and he uses poison to chase beauties. With body of ancient extinct poison and a body of a martial artist, he walks around the city, and wanders around in the underworld.

- Description from Novelupdates

The previous life is nothing but a joke. Being used completely then abandoned mercilessly. How can I be this stupid to not even notice such an obvious scam? Fortunately, I can have a second chance with my rebirth. Sister, Brother Yi and whoever mistreated me in my previous life, are you ready for my revenge and the counterattack of a princess?