Bright Sword: We've Transmigrated, So Why Are We Still Using Rifles?

Geng Zhong, a hardcore modern-day DIY video creator and veteran military enthusiast, unexpectedly finds his soul transported into the war-torn world of Bright Sword. From the start, he witnesses Japanese invaders massacre a village, then is rescued by Li Yunlong's New First Regiment. Seeing wounded soldiers moan and die from infection while his comrades risk their lives against a powerful enemy with crude "border-region-made" weapons, his indignation and fury activate the [Infinite Blueprint Recipe System]!

This is an ultimate knowledge base that provides knowledge but produces no physical goods! From extracting penicillin from moldy steamed buns to smelting refined steel in a crude blast furnace; from precisely formulating smokeless powder to cutting the rifling in sniper rifles... With knowledge far ahead of its time and a pair of skillful hands that can do anything, Geng Zhong becomes Li Yunlong's most prized treasure!

"Old Li, want a wife? I'll rescue one for you from the city gate tower with a zipline!"

"Monk, put on this leather-and-steel stab-proof vest of mine before you head down the mountain!"

"Cavalry company, charge! I tempered your sabers. They'll cut through iron like mud!"

In this life, I, Geng Zhong, will make sure the Independent Regiment has no regrets! I will ignite the blazing flames of industry on this heroic land and awaken the Chinese dragon ahead of schedule!