I Was Abandoned by the Emperor Armor at the Beginning, and After Turning Black, I Awakened Shura Armor, Why Are You Crying!

Looking for a World Where the Protagonist Has the Emperor's Armor and There Are No Armored Warriors in the World

I want the protagonist to have Emperor Armor and the world does not have a world of Armor Warriors and will not be in the World of Armor Warriors. Any book will do. I only read Emperor Armor. It is best if it is not in a world of Armor and a world without Armor World