I'm Really Not SSS Level: Universal System

Zhang Han has been in this strange world for five years. He found that everyone here had strange systems. Liu Moumou-G level-Appendix Rebirth System "What kind of weird system is this! Is it the kind where if you have appendicitis and you cut it out, another one will grow again?" Li Moumou-Class B-Seeing Through the Red Dust System "Abbott! Calm down! Haven't you seen through the world of mortals!?" "That's because... It's not Hongchen, so I can't see through it. Don't stop me! I'm going to kill him!" And he finally unlocked the system at the age of 19! Is yours an S-level angel system? Is it an SS-level demon system? Sorry, I am the God System. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.