Entertainment I can upgrade infinitely

Traveling to a parallel world with an infinite upgrade system, Chase Lu found that he could upgrade no matter what he did, and there was no upper limit!Just hum a few words, and the system prompts: [Singing] Skill proficiency +1.Type casually, the system prompts: [Computer Technology] Proficiency +1.Randomly masturbate twice… cough cough, you understand!“Lu Chen, is there anything in this world that you don’t know?”“Yes, I won’t pretend to be forced!”System prompt: This pretense is good, [Pretend] skill proficiency +1.Feilu Novel.com’s exclusive signed novel: “Entertainment I Can Upgrade Unlimited”; this novel and characters are purely fictitious, any similarity is purely coincidental, please do not imitate.