Apocalypse: A Thousand Sons and Ten Thousand Grandsons, Starting With a Cool Older Sister

[Apocalypse, zombies, invincible and ruthless, profit above all] The apocalypse arrived, and zombies roamed everywhere. My stunningly beautiful neighbor begged me for food so she could survive, but it turned out to be a long-planned murder plot. Just then, Gao Yang awakened his System and gained an astonishing supernatural ability. He turned the tables and went on to rise all the way to the top!