A Gunpowder-Type Mage? Now That's Interesting

[Western Fantasy + Multiple Heroines + Maids + Saintess + Play the Pig to Eat the Tiger]

This is another world where swords and magic are the core sources of power.

"When a military-industrial enthusiast starts using gunpowder magic, the only thing the otherworld can say is: Sir, times have changed!"

But the protagonist, Lin Sui, a modern military-industrial enthusiast who tried to make gunpowder by hand and died in an accident, transmigrates as Karen. All he wants is to be a wealthy young master who can cuddle up with maids every day. After meeting a host of beautiful girls, he's forced to save this broken world. He will make black powder and nitroglycerin the "heretical powers" that overturn the rules of magic.

Now, let's load up the new world!