After Twelve Years of Sign-Ins, I Killed an Uchiha from the Start

After transmigrating to the Hokage world, he became Uchiha Shisui's younger brother, Uchiha Kai.

He awakened a God-Tier Exclusive Sign-In System. As long as he signed in at the Uchiha clan's grounds, he would receive generous rewards.

Ding! Sign in for five years and receive a contract with the Phoenix clan.

Ding! Sign in for ten years and receive the Mangekyo Sharingan.

Ding! Sign in for twelve years and receive the Wood Release kekkei genkai...

He had thought that if he kept lying low, he would eventually become an existence like the Sage of Six Paths.

But then Uchiha Kai discovered that the Uchiha clan was about to be wiped out. How could he let that happen?

It wouldn't matter if you all died, but then I wouldn't be able to sign in anymore!

So, to keep earning sign-in rewards and eventually become the Sage of Six Paths, Uchiha Kai set out to save his clan.

First of all!

He had to kill Uchiha Itachi, the traitor who had betrayed the clan...

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