Kokou no Ou to Hidamari no Hanayome ga Saikou no Fuufu ni Naru made

Wilfred earns the title "Martial Tyrant" due to his fearsome reputation among his people. He marries Alicia, a princess from a modest family, in a politically motivated union. Initially, Alicia feels intimidated by Wilfred's stern demeanor. However, as time passes, she begins to see a softer side of him. Wilfred, in turn, is gradually influenced by Alicia's gentle and pure nature. Their relationship evolves as they both come to understand and appreciate each other's differences. The story follows their journey as a mismatched couple who grow closer, ultimately becoming one of the happiest pairs in the world.