When demons conquered the lands below, humanity sought sanctuary in the skies. Transmigrated into a new world, Ricky becomes the City Lord of a Sky City. His vision is clear: through relentless development and strategic kingdom building, he will transform his domain into a formidable power. As his territory expands across the heavens, any who oppose his rule face Sky City's aerial legions in battle. Ricky's path is set—dominate the skies or perish in the attempt.