Gou Is Playing Evil Cultivator in Hehuan Sect

As soon as the steam engine was built, the evil cultivator in the royal capital sacrificed the Soul Refining Flag... Gu Yan's mentality collapsed...! What's even more devastating is that he was actually sold by the fairy dealer to the Hehuan Sect as a servant! Still a close-fitting one... Fortunately, a white-bearded old man fell from the sky and opened the door to immortality for him. Although... The method of cultivation seems a bit unorthodox. Because the outside world was too dangerous, Gu Yan decided to stay in the Hehuan Sect and play evil cultivators and make inventions until he could step into the ranks of the strongest before leaving the mountain. From this, the Ice Gatling, the Electromagnetic Mountain Protection Formation, the 360-hedron Electric Alchemy Furnace... And a series of strange things were born. But what he didn't know was that this seemingly declining Hehuan Sect was actually not as simple as he imagined...