The strange process of expulsion resumed , the hill peaking high with a pulsing movement and the skin tearing open . Rin could only hover in sympathetic agony while Manji bit down on a peeled stick and dug his fingers into the gravel . Again the emergence stopped and the rent began to heal , though the protrusion did n't retreat .
Why would someone dig their fingers into gravel ?
- Grasping the gravel is a way to change focus from the pain .
 - Gravel grabbing is   a fun game .
 - Gravel is a good commodity to build with .
 - Gravel is good to have if you want to throw it .


Grasping the gravel is a way to change focus from the pain .