The Son-In-Law Stopped Pretending and Cut Through the Nine Heavens with One Sword

[Invincible] [Empress] [Pretending to be a pig and eating a tiger] [High abuse] [Decisive killing] In this alien continent, there are many divine dynasties, countless powerful people, and the divine dynasties rule countless empires. Qin Yu came out of the Divine Dynasty and became the husband-in-law of Su Yunxi, the empress of the Xuanwu Empire. He lived in a muddleheaded state, indulged in drinking and sex, and was recognized by everyone as a waste! However, when the aliens invaded and the demons came, all life in the world was devastated. Only one man stood with a sword and cut through the sky with one sword! "Qin Yu!" "Isn't he useless? How could he be so powerful?!" Little did they know that Qin Yu was a rare genius in the Great Xia Dynasty, the patron saint of the Great Xia Dynasty, and the young master of the top family in the entire Great Xia Dynasty! His cultivation is extraordinary and holy! In order to seek the truth, he concealed his name and became the husband of the empress of the Xuanwu Empire under the rule of the Great Xia Dynasty. Su Yunxi: "Husband, you are actually invincible!" The introduction is weak, please read the text!