She blinked, momentarily taken aback by the sight. That familiar glow she had seen on her forearms also surrounded Draco; the sunlight illuminated his white skin as well, creating something like a halo around him. And though Luna was distinctly aware that he was no angelic creature, he had the luminance of one. He said something -- she didn't particularly hear it, so interested in the glow she was. Head tilted to a side, wand tucked behind her ear, she smiled softly.
"You're glowing," she stated simply. "Like a snowflake."