Magical Drama: When I Fell into Endless Despair

[Slightly brain-burning + non-invincible + single female protagonist + unlimited streaming] In the apocalypse, mankind is in dire straits, and most of the cities that originally belonged to mankind have been reduced to ruins. Lu Li, the programmer known as the "last genius" has tried his best to face endless slaughter and destruction on the human side. At this moment, a black shadow enveloped Lu Li. When he came back to his senses, he found that he had traveled to the past and discovered a strange game. Out of curiosity, Lu Li entered the game and found clues about "gods". He seemed to be involved in something terrible... Everything that happened, was it a drama or a game...