Harry touched his head, his fingers moving over the bumps and ridges of the scar that remained, despite all potions and magic. The scar he gave Harry, that connected them in a dance of death for so many years.
Rubbing at it now, Harry couldn't feel much, an ache, maybe, although that might be the headache that threatened to blossom behind his eyes. The Dark Mark was clear on Regulus' arm, but if Harry couldn't feel him- "Lestrange? Could she have found a way?"