It's Over, I'm Surrounded by System Immortals

Chen Wuji traveled through the world of cultivating immortals, but he never thought that he would be poisoned by the Demon Sect and be coerced to go undercover in the Tiandao Sect. As a last resort, after his original death, he resolutely embarked on the road of undercovering the Tiandao Sect. However, after arriving at Tiandaomen, Chen Wuji was dumbfounded. [Congratulations to the host for successfully absorbing 10 points of luck value and converting its own luck value to +1] … [Congratulations to the host for adding +1 to his cultivation level] ... [Congratulations to the host fire lizard for successfully evolving the fire snake] ... "Isn't it said that all time travelers have their own systems? Why am I looking at other people's systems!!!" Chen Wuji covered his face, a little collapsed. However, there is no unstoppable road, and in the system broadcast of the brothers and sisters of Tiandaomen, an inconspicuous message jumped out. [Complete the mission of the Immortal Cultivation System and obtain some of the capabilities of the system!