Xuanwu Immortal Lord

Zhang Yu, a special soldier, traveled back to the second generation of rich people in ancient times and thought he would be able to get away with it. But I didn't expect that demons are raging in this world. Ordinary people can only live like ants. Even martial arts masters can't defeat the demons. "Ding! The martial arts modification system has been integrated!" "The iron shirt has been revised to 120 years old..." "The resolution of cultivating the heart has been revised to 120 years..." Zhang Yu: "Who said you can't practice martial arts? That's because you haven't practiced well enough!" "Ding! The iron cloth shirt has been modified to be 10,000 years old..."