His hand tightened around his staff, shifting his weight in agitation at Sherlock's words. The anger was rising and he knew he was being baited but bis mind reeled back to the last arena, the three of them left, to Shepard's dying word and her slick blood coating his hands as she died. Perhaps he was a monster in this, she had struggled and his clean kill had gone sideways. She had suffered and it had never been his intention.

"My regret is that she suffered needlessly because of my mistake," Garrus snarled back, "And as a sniper, having a gun meant that she would've been dead before she even knew she had been shot."