I'm Invincible, the System Made Me an Instructor

System: You cannot embarrass the vast number of time travel families Hu Lingtian: Ah System: Your system is online Hu Lingtian: I am invincible here, why am I embarrassed? System: It would be a shame not to have a system, the system has been installed Hu Lingtian: Um? Is it still mandatory? System: Congratulations on your correct answer. There is no reward for tasks that are not part of the system. You will be given a training venue within three days of the task appearing. The penalty is unknown. Hu Lingtian: Tsk, who cares about you? Three days later sizzling Hu Lingtian: Oh, why is my phone running out of battery while playing games? I've been playing for several days. System: It is detected that the host's body is different from that of ordinary people. The punishment has been changed. Please complete the task as soon as possible. Hu Lingtian: You are not serious System: Otherwise what? From then on there was an additional place called "Purgatory" This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.