Yun Yang is a big villain, and his opponents are all children of luck

Li Sinian traveled to the fantasy world, and after waiting for 15 years, the system was finally activated.
However, there seems to be something wrong with this system.
【Ding!Mission announcement: stand up for Yunlan Sister and humiliate Xiao Huo! 】
"????"
"Is there something wrong with this script?"

Main roles: Li Sinian,

Key words of the novel: Cloud Raises a Great Villain, His Opponents Are All the Sons of Luck