I Have the Final Say in the Virtual Life of Time Travel

Under the tough rules of the virtual space, everyone has only one number! Moreover, his memory will be erased, and he will be continuously reborn into different virtual worlds, into different species, undergo different trials, and complete different tasks! Have you, who is working hard in real life, also had your memory wiped out? There is also a number that has been forgotten... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.