Capture dangerous monsters, earn their trust, and defend humanity’s last frontier before the wildlands drive every beast against the walls.

The world ended, but the campground still has rules. Host monsters, angels, and tired survivors well enough to keep everyone alive.

Your academy ID says BACKGROUND CANDIDATE 441. Become relevant before the story erases you.

The tower elevator is dead. Floor 17 is full of refugees, monsters, and rivals. Make one floor worth defending.