In Another World, I Revived the Blue Star's Spiritual Energy

The protagonist unexpectedly gained the ability to travel to another world. During the journey back and forth, he brought back the spiritual energy and revived Blue Star's spiritual energy. Suddenly, the world changed... While the protagonist was exploring and growing up in a different world, he returned and led humans to practice exercises and resist mutant beasts. Unknowingly, everyone was like a dragon. At this time, humans set their sights on the universe. The protagonist also leads mankind out of Blue Star and explores the universe... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.