I Need a Hero
It takes some work, she's been cut and beaten viciously, but Erin manages to stop her condition from worsening. The boy hovers over her while she works, and she can feel the anger and pain that radiates from him. He looks like he might go after them himself, but concern for his mother keeps him rooted to the spot more than anything else.
Several minutes later the sound of sirens begin to sound through the street. A police car arrives first, and a ambulance shortly after. Erin has time to slip away before then, should she choose.