Logging 10000 Years into the Future

Year 1 of Martial Arts Cracks have opened between Heaven and Earth, and fearsome alien monsters have started to infiltrate the planet.
Year 100 of Martial Arts. Human martial artists are battling the invading alien monsters as martial arts have began to thrive.
Year 200 of Martial Arts. Humanity is dwindling, and alien monsters are encroaching on familiar territory.
Year 300 of Martial Arts. Lu Sheng crossed the bridge. Furthermore, he has memories from 10,000 years in the future.
“The Body Refining Technique from 10,000 Years Ago.” It’s a thousand times more effective than the one utilized currently after more than 10,000 iterations!”
“Martial Art Breathing Method from 10,000 Years Ago…”
“Medicinal Pill Recipes from 10,000 Years Ago…”
“From 10,000 years in the future, the Sacred Martial Scriptures…”
10,000th Martial Arts Year Humanity has vanished.
“The Path of Martial Arts had been refined to perfection, but no one was left to inherit it.”
“I, Luo Sheng, am the last ember of humanity!”