My Hyperdimension Empire

Su Yang suddenly obtained the last legacy of the glorious empire, and the legacy of the empire is nothing but a bracelet that can pass through the second dimension. Su Yang has to embark on the road of the second dimension, in novels, comics, movies. In the world, create a super empire that spans dimensions.
"Ulquiola, the widow has taken a fancy to that Athena, you help me to get it back."
"Your Majesty, don't you think the Athena in your harem is super?"