Urban: A Cannon Fodder's Notebook from the Start, Upending Countless Worlds

From the start, he picks up a notebook about cannon fodder, then gets transported to become the stepping stone for the protagonist's heroic rescue of a beauty!

Would he let the protagonist use him as a stepping stone? Not a chance. He turns around and confesses to the beautiful woman instead.

The route the character is currently following has been detected. The character is classified as a major villain.

Go ahead and crush the protagonist of this world. Drive him to despair and overturn this world!

After successfully overturning the first world, a variety of evolution paths open up for this little nobody.

He can keep playing the major villain, endlessly crushing the protagonist, destroying everything the protagonist has, and overturning the world!

He can change class and become the protagonist, inheriting all the protagonist's opportunities and overturning all the protagonist's misfortunes!

He can change class and become an ordinary passerby, secretly manipulating the protagonists and villains of the world and overturning its original course!

Got it! So I just have to target the protagonists and make sure they have a miserable time in every world. Piece of cake!

And so, a tiny, nameless nobody begins to take on the myriad...

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