A Hundred Ways to Conquer the Apocalypse [Quick Transmigration]

I died in the apocalypse in my previous life. Reborn, Shi Fenglu is determined not to repeat the same mistakes. But a System forcibly binds her, and her own world is already in the apocalypse. Now she has to travel to other apocalyptic worlds to complete missions, too.

System: "The apocalypse, as the name suggests, is the end of the world. This can include the collapse of the world itself or the extinction of civilization, among other things. There are many different reasons why a world might fall from peace and prosperity into the apocalypse..."

Shi Fenglu: So that's why I have to fight zombies, mutated beasts, and alien monsters, as well as invaders in ancient times, demons in immortal fantasy worlds, bugs in the interstellar era, and artificial intelligence in online games...? →_→

A calm, absent-minded heroine with off-the-charts combat ability x various split-personality male leads who are all very strong, but still can't beat the heroine.