Journey to the West: I Taught the Eighty-One Tribulations, and They All Became Sages

After Li Yushu transmigrated into the Primordial World, he happened upon an immortal herb and spent hundreds of years lying low until he became a Celestial Immortal.

To ease his loneliness, Li Yushu taught calculus and trigonometry to the demon clansmen who had developed intelligence. They revered him as the Demon Master!

Then the calamity of the Journey to the West began, and the System that returned ten thousandfold for teaching was activated.

"Ding! Disciple Black Bear Monster has comprehended the Anlan method and obtained the Anlan Imperial Clan's ancestral bloodline art!"

"Congratulations, Host! You have received a ten-thousandfold return: a hundred thousand years of cultivation!"

"Ding! Disciple Nine-Headed Worm has comprehended the Treasure Art of the Nine Nether Ao, one of the Ten Ancient Ferocious Beasts!"

"Congratulations, Host! You have received a ten-thousandfold return: the Treasure Arts of the Ten Ferocious Beasts Across the Myriad Heavens!"

"Ding! Disciple Green-Haired Lion King has comprehended the Heaven-Swallowing Demon Art!"

"Congratulations, Host! You have received a ten-thousandfold return: the Heaven-Swallowing Emperor Art!"

"Ding! Disciple Golden-Winged Great Roc..."

Somehow, before anyone knew it, all the participants in the Eighty-One Tribulations had become saints.

This novel and its characters are entirely fictional. Any resemblance is purely coincidental. Do not imitate.