Now that she and Amon were on the run, Robin didn't have access to the vitamin B12 she needed to manage her anemia. So the bruises were back. In a way, she was glad.
The thing with bruises was that they only hurt when you wanted them to, when you pressed down on them. Even as a child, Robin had loved pressing on her bruises. That delicious sensation pulsing underneath her fingertips, unfurling and heading straight for her stomach...
Being on the run with Amon was sort of like pressing on bruises: something so wrong that just felt so right.