The Only Universe, the Final Bad World

There are many worlds and civilized universes in this world, but there is always one world, and one universe is the starting point, and the "Final Cup Realm" is the end and the starting point. "Because he is the only universe" Let this civilization called "Empire" explore what the real "Final Cup Realm" is. Why is it the Eight Only Universes again?"...!! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.