My world was dying under the onslaught of demonic armies. The only way to save it was to close the Great Portal from the inside. And I did it, though I knew I was condemning myself to death.
But death never came. I fought in the world of demons for a hundred years until I gathered the blood of all their lords for the return ritual.
And I returned... to a world where a thousand years had passed. Now people fight monsters from spatial rifts, have created Hunter Guilds, and assign ranks. They think they are in control of the situation.
But what this world sees as a new threat may turn out to be a continuation of an old war. The very same one I thought I had ended a thousand years ago...