Doomsday Demon King System

The end has come. At this moment, the order that mankind has worked so hard to establish collapsed overnight. Humanity is lost and morality is ruined. Tang Ling, who is addicted to zombie games, accidentally obtained the Demon King System. From then on, one familiar figure after another accompanied Tang Ling in his battle against the apocalypse. Zhao Zilong, Ruiwen, Jiuwei... Lord Tang Ling, captain of the 10th Division of the Gotei 13, Hitsugaya Toshiro, please enter!