Are You Crazy? You Really Invented a Railgun?

After an online flame war, Li Mu activates a black-tech System and boasts that he'll design an electromagnetic cannon within three days!

For a while, netizens all laughed, thinking Li Mu was talking nonsense!

But three days later, videos of an electromagnetic cannon test went viral across major websites.

Everyone was completely dumbfounded.

"Did Li Mu really design an electromagnetic cannon?"

While everyone was still reeling,

Li Mu's black-tech weapon, a giant mech, made its grand debut!

Everyone fell silent!

But that wasn't the end.

Next came an aerospace carrier, orbital attitude-control weapons...

One after another, black-tech inventions appeared out of nowhere.

The whole world erupted!

This novel and its characters are entirely fictional. Any resemblance to actual people or events is purely coincidental. Do not imitate.