Global Cow Mutation: I Devoured the Bull Demon King from the Start

In the 20xx Era, global calamity struck, and countless bull monsters tore through the sky.

The protagonist transmigrated decades into the future. Thanks to the extraordinary mental power he gained from being reborn twice, he put his nine years of compulsory education to curious use.

One day, an A-rank monster, the Bull Demon King, descended.

The protagonist acquired a Devouring System. He looked at the Bull Demon King's tender, juicy meat and swallowed his saliva.

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