Under the threat of the eerie rain, a battle for survival space erupted in full force.

Fu City, once a bustling metropolis with millions of residents, had undergone unknown changes, leaving less than one-tenth of its buildings intact.

Underground parking lots, underpasses, and the ground floors of intact buildings, which could shield from wind and rain, instantly became more precious than gold as strategic resources.

"Get lost! This underpass is claimed by our 'Bullet Guild'!"