You Asked Me to Develop Cold Medicine, So Why Did I Give You Marrow-Cleansing Pills?

"In one year, spiritual energy will fully return!"

"In three years, the demons from beyond will launch a full-scale invasion of Blue Star!"

"In five years, all of humanity will be wiped out!"

Lin Long transmigrates to a parallel world, binds to the Martial Arts Promotion System, and learns that humanity will be wiped out in five years.

Fortunately, he has the System. As long as he spreads martial arts, he can earn generous rewards.

Just then, he receives an assignment from his company, where he is head of research and development at a pharmaceutical firm: make cold medicine.

When the company's executives see the innovative product Lin Long has developed, they are stunned!

"We asked you to make cold medicine. What's this Marrow-Washing Pill?"

After that, he develops even more innovative products: a new form of transportation, the Flying Sword; a new kind of firework, the Nine Heavens Divine Thunder; and a new communication device, the Voice-Transmitting Stone...

Three years later, the demons from beyond land in Eagle Sauce and invade. Within a day, Eagle Sauce has fallen. The demons sneer: "These Blue Star natives are far too weak!"

Until they invade Dragon Nation...

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