Prehistoric: the Seventy-Two-Story Demon Suppression Tower at the Beginning

At the beginning, the original host was too weak and used too much force, causing the protagonist's soul to penetrate. Then he started cheating all the way, obtained the prehistoric system, and opened the seventy-two-story Demon Suppression Tower. Kill and upgrade all the way, and become invincible in the world, including the school belle Saint and Queen Mother Nuwa! ! ! Sword Immortal in Red: Xu Lang, you are so pissed off when you are here, I will join you too! Xu Lang: qwq! Xu Lang: Come on, hit me again, hit me quickly! All the boys: Brother Lang is awesome! 666! You are my Superman, my God! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.