After the Divorce, I Cultivate with My Stunning Sister-in-Law

I was once an invincible God of War who shook the world. After being wounded, I retired and became a live-in son-in-law to a wealthy family. My wife was obsessed with the strong and despised me as a “useless cripple.” After we married, she left, leaving me alone to endure three years of scorn and humiliation. Three years later, she returned with a fake God of War and demanded a divorce. I calmly signed the papers and left her a warning: “The identity of a God of War is classified as a state secret. He’s making such a show of himself. Have you never doubted him?” My wife only mocked me for being incompetent and jealous. Just as I resolved to leave, my sister-in-law stepped forward in front of everyone and condemned her own sister for her heartlessness. She did whatever it took to make me stay! The world mocked me as a coward and laughed at my sister-in-law for being foolish and easy to deceive. Then the Great Xia Empire found itself besieged on all sides, with the nation on the verge of collapse. With a sword in hand, I raised it once, and the powerful enemy forces were reduced to ashes. I saved the empire from its downfall...