Martial Arts: at the Beginning, You Travel Through Time and Become a Domestic Violence Man

[Group portrait + no system + high martial arts + not invincible] Alien beasts are raging, and the human race uses martial arts to resist the alien beasts and continue the path of human survival. The story of this book begins with an ordinary person who traveled through time and became a domestic violence man. The introduction is too weak, please move to the main text.