Great Teacher in a Defense Game

In the midst of a world on the brink of destruction, a Great Teacher emerges within a Defense Game. Armed with unimaginable wealth, this teacher guides heroes to save the world from impending doom. Embark on an action-packed journey filled with fantasy, harem, and school life elements. Join the protagonist as they navigate through academies, aristocracy, and empires, showcasing their strength from the start and sudden wealth. Get ready for a thrilling tale of transmigration and being transported into a game world with wealthy characters at every turn.