Luo Yuan, once the chief scientist at a national defense research institute, transmigrates into the lowest-ranked laborer disciple of the Qingyun Sect.
With his dantian shattered and all his cultivation lost, he will be expelled from the sect if he cannot pass the examination in ten days.
Others cultivate by comprehending the Dao. He cultivates through physics.
Scrap pills are compounds, scrap iron is an alloy, and broken spirit stones are an energy medium. In his eyes, the entire salvage yard is full of experimental materials.
On the day of the examination, while everyone else casts spells, he pulls out two bottles of nitroglycerin.
"This isn't magic," he says. "It's nitroglycerin."
Everyone thinks he's crazy.
Until he uses mass-produced flying swords to blow the cultivation world's economy to pieces, blasts open a sect-protecting formation with an electromagnetic cannon, and makes a Nascent Divinity Ancestor question his sanity with controlled nuclear fusion.
Later, he discovers the truth about the Heavenly Dao...