I Just Became Invincible in the Immortal Realm, and the Empress Came Begging to Break Off Our Engagement?

[Invincible Hero, Fast-Paced, Ruthless, Power Fantasy] Ye Xuan fought across the Immortal Realm for a hundred thousand years, warring against immortal clans and slaughtering ancient divine sects. He never lost a battle, and ultimately conquered the entire Immortal Realm as the Demon Emperor. After leaving the Immortal Realm and returning to the continent, he unexpectedly encountered the First Saintess being hunted. But then the woman hailed as the continent's greatest Empress of all time showed up at his door with a marriage contract, personally asking to break off their engagement. Ye Xuan: “I just became invincible, and you're seriously breaking off our engagement?”