Though usually Saoirse would have taken pity and just left, she had already had things thrown at her and been threatened with a fire-poker, so she felt it was right to stay on the roof out of pure spite. She couldn't help but observe the interaction between the girl and the man with great interest, however. 

"Why's she gotta go inside? Nothing dangerous out here." Though it could have seemed that her question was borne out of simply wanting to start another fight, there was genuine curiosity behind it. There ain't nothing here that's dangerous or unsafe. Except the man himself.