"How was it spread?" A deep breath in, and Casey moved back into the alley sitting down as it came flooding back. "Wait...Rats right? It was spread by the rats!" At least he'd lowered his voice.

Come on Casey, get a hold of yourself! You've faced worse than this! At least it's not mutagen...

A clear deep breath in and out, and he stood once more. "Ok, so who're those bird-figures? I don't remember hearing about them." More likely he hadn't paid attention to them...