"Robin" flinches back, dramatically telegraphed, wide-eyed hurt on her face. "Brother... did I do something wrong? Do you want... should I... leave you?" Robin loves her brother. Robin doesn't understand why he's rejecting her. Robin is so, so sweet and innocent and frightened. She stretches out a hand, hesitantly reaching for his shoulder. How could he throw her aside? How terribly cruel of Sunday.

(The one wearing the mask? That's Sparkle.)