Rise of Power: Journey of Kingdoms RoP

In a world where the strength of a knight is determined by their mastery of unique breathing techniques, transmigrator Ethan finds himself inhabiting the body of Ethan Darkwood, a newly crowned king of a weak kingdom. With memories of his previous life, Ethan must learn to navigate this strange medieval world while trying to understand his new identity.

The kingdom of Verdant Vale is on the brink of collapse, plagued by internal conflicts, external threats. As the young king, Ethan is initially overwhelmed by the enormity of his responsibilities and the intricacies of the medieval political landscape.

His saving grace is the discovery of a mystical system that would help him and his kingdom grow stronger and become more powerful.

As he grows stronger, he begins to turn the tides for his kingdom. He introduces revolutionary laws, leads his knights to victories in battles, and fosters alliances with neighboring kingdoms. The once crumbling kingdom of Verdant Vale starts to flourish under his rule.

As Ethan Darkwood charts his journey from a transmigrator to a beloved and powerful king, he redefines the concept of strength and leadership in the vast medieval world. With his kingdom building system, he not only saves his kingdom from ruin but also leaves an indelible mark on the annals of its and the world's history.

-------------
My 2nd book:
Legacy of Eldric.