Alice twisted and raised the riot gun to shoulder height, firing a sustained burst at the side wall. The thin galvanized steel shredded into a cloud of confetti and she winced as a bitter, cold wind blew inward. The smoke cleared to reveal ragged rooftops of repurposed military housing modules huddled below a web of bird-catcher nets. She watched a diving gull become entangled in the netting’s thick, sticky folds. It struggled, only to wrap itself in deeper.