Doomsday: Commander, There's a JK Girl Up Ahead

On Blue Star, Lin Yuchuan fell asleep, unable to let go of his failed stock investments. In the morning, all kinds of noise and alarms woke him. When he opened his eyes, he discovered that the world had completely changed.

A zombie outbreak had shattered civilization, but a System had appeared on his phone, allowing him to recruit fully armed soldiers for free every day.

He suddenly realized that the world had changed. The rules had changed.

And so had he.