After Becoming a Disciple of Uncle Jiu, I Had Fun in the Zombie World

[Sign-in system, plot reversal, no heroine, especially no Ren Tingting. When he woke up, Zhang Hao came to a world where demons and monsters were rampant, but the good news was that there was Uncle Jiu in this world. Zhang Hao became a disciple of Uncle Jiu. With the help of the system, he signed up for the Eight Magic Skills and the Five Thunder Methods, and he slayed demons and became a Maoshan Heavenly Master.