Ichigo leaves and takes up residence in Soul Society!

Thousands of years have passed, and the Invisible Empire has made a comeback.
But before them stood three insurmountable mountains.
——The invincible numerical monster, the super hybrid, the "Everything Destroyer" Captain of the 13th Division, Ichigo Kurosaki.
——The Touching and Inspirational Emperor, the Lord of the Soul King Palace, the "Dreamlike Collapse" God King Aizen Sosuke.
——A senior time traveler, the system’s favorite son, and the second-generation captain of the “Fighting God”, Sigong Zun.
……
"...I see. A nightmare? That's a good omen."
"Your Majesty, what are you talking about?"