Reborn Before the Frozen Apocalypse, I Stock Resources Worth Billions - Chapter 57 - : Welcome to the Residence

On a normal boring day, a message appears, inviting him to a Tutorial.

I returned after 10 years.

A perfect exercise has created a mythology academy that makes the heavens and the world tremble.

The invincible dean leads a group of teachers and students who are not afraid of the sky and earth to compose a myth together!

When hundreds of millions of years have passed and he is no longer in the world, there is one title that still makes the world tremble: Dean!

- Description from novelbuddy

In a world fraught with innumerable dangers where living day by day is a struggle, a young man from the modern age transmigrated into such a world, accompanied by a peculiar system made for assassination.