People in the Demon Gate Can Live Forever by Upgrading Buildings.

[Farming flow][Mortal flow][Simulation management] Reborn in the world of immortality where good and evil compete, Song Chen was kidnapped into the First Saint Sect of the Demon Sect where all members were born, and was assigned as a handyman disciple. Not only do you have to pick the earth evil fruit that damages your vitality and blood, but your residence at night is also likely to be attacked by evil spirits! Fortunately, he has a system that can upgrade buildings. [Wooden House Lv.1: Resist foreign objects hitting the door, guest practice speed +10%, guest state recovery speed +200%. [Lingtian Lv.1: The difficulty of picking is reduced, the crop cycle is -30%, and it is automatically cultivated when collecting fruits. [Pig Pen Level 1: The dolphin gains weight by a hundred pounds in seven days. Its flesh and blood contains body-tempering medicinal properties and can accelerate wound healing. … From [Wooden House] to [Zhoutian Cave], from [Lingtian] to [Xiantian Blessed Land]. Thousands of years later, I will not change as the vicissitudes of life change, and I will not change as the world changes. Song Chen has already become a giant of the Demon Sect, overlooking the common people. Ps: The protagonist majors in civil engineering and will become the moral floor of the Xuanhuang world, the most born person.