30 Years Have Passed Since the Prologue

A brief description of the manhwa 30 Years Have Passed Since the Prologue:

I “transmigrated” into a world I’d never seen before.

For thirty years, I believed I was living in a classic fantasy RPG.

I became a war hero, retired, and thought I was finally about to see the ending.

But…

Those thirty years were only the prologue.

It turns out the real story is about an academy? Show more