I Kill Demons and Refine Elixirs, and Suppress the Eternal Female Sword Fairy

[Multiple heroines] [System] [Fast upgrade] Xu Ning traveled through time and came to the world of monsters, and became the bait for monsters at the beginning. Fortunately, the system gave him the ability to become invincible by making elixirs. He killed demons and made elixirs, and was spotted by the senior sister of the Qinglian Sect, who took him into the sect to practice. The senior sister from the sect came to ask for medicine, and the saints from all races competed to win over her.