Inherited the Prince's Mansion and Married the Eldest Princess, the Goddess of War

At the beginning, he inherited a grand prince's mansion, and his wife was the eldest princess, the legendary goddess of war. Before he could even grasp the situation, he was informed that he was soon to be married to the long publicized princess. Moreover, he discovered that the enormous Town North Duke's mansion, his father's death, his mother's illness, and the duke's mansion was impoverished, leaving only a name behind. He needed to bear the weight of the entire duke's mansion. The most critical issue was that his fiancée, the long publicized princess, was once the empire's war god, now to be married to him, a pampered young master. When Shen Mo was caught by his wife in the enemy country's princess bed, he only said one sentence: "I'm making a contribution to the country!" Many years later, what would happen to that pampered duke and his war god wife, who united the world?