The protagonist Haotian is a ruthless person with a system for cultivating immortals. This system may have tasks and punishment mechanisms. The heroine Yan Li needs to be designed to be a key figure who can impress the male protagonist. She may have special abilities or identities, such as the Nine-turn Exquisite Body, which is connected to the system. In terms of villains, Jiu Yangzong, as the main villain, can be set as an organization that pursues mechanical ascension and opposes the protagonist.
In terms of science fiction elements, quantum, nanotechnology, anti-matter weapons, etc. Can be added; in terms of immortality, there are spiritual roots, cultivation levels, magic weapons, etc. It is necessary to combine the two, such as nano flying swords, quantum teleportation arrays, etc.