About the Supernatural World, but I Am Cultivating Immortality

At midnight, Su Zhou received a call from his mobile phone number. The "self" on the phone only said three sentences. First, don't respond to the person outside the door. Second, don't trust people who are dead. Third, take the copper key left by your father and open the non-existent door in the basement. Outside the door, there was a ghost calling his name. Inside the door, there is a righteous village in the world of cultivating immortals that still has spiritual energy and rows of coffins. From that day on, Su Zhou had two worlds. In the supernatural world, he uses the method of cultivating immortals to subdue demons and suppress evil spirits. In the world of cultivating immortals, he used modern industry, strange materials and knowledge from the two worlds to reshape the way of immortality. Many years later, the dark tide covered the sky and all the immortals fell. Su Zhou stood in front of the gate of the two realms, with thousands of lights behind him, and the sky full of immortals and demons in front of him. "Behind this door, there is no immortality." "There is only this human world that I must protect.