One Piece : Roger Is My Vice Captain - Chapter 374 - 428 - The True Secret of the Nine-Tailed Fox Form! Nine Lives!?

The handsome Emperor falls in love with a Knightess! Knightess Poliana loses to the Acreian Army and despite her struggles to survive in a male infested military, she is now about to die. But then, the young king of Acreia sees her efforts and tells her: "I have a dream, I wish to conquer the world and become an Emperor, would you like to join me?"

The world that nurtured the civilization which reached the pinnacle of magic was on the verge of destruction.
The last survivor transmigrated to the past, when the magic civilization started growing, as countless mages were still fumbling their ways through the thorny paths of magic knowledge.
He, who came from the end of the magic era, aim to reach the pinnacle of magic.

- Description from Novelupdates

Augustus Cross was a man close to his 30s with nothing to his name. People rolled their eyes at the seemingly useless man and he remained helpless even as his daughter was at the brink of death.When all hope seemed lost, the hidden dragon within him was unleashed when the seal broke accidentally as his birthmark was stained with his own blood. Knowledge of ancient arts filled his subconscious, granting him powers to cure his daughter and other incurable illnesses.A man who was once looked down by everyone is unstoppable now. What lies beyond this man with the power he now possesses?

As a professional and amateur of astronomy, every time I look up at the billions of stars in the night sky, it is hard to imagine that among these huge numbers, human beings live alone in the universe.

When I opened my eyes again, I was already in a magical world based on the eight powers of knowledge, power, authority, faith, wealth, dexterity, perception, and mystery.

Looking up at the starry sky in another world, is my hometown among these billions of stars?

Searching for a possible way home. It may take a lifetime, it may be ten, but it is always a hope.

- Description from novelbuddy