And every passing face is masked, mouths and nostrils concealed behind filters. Some, honoring the Day of the Dead, resemble the silver-beaded jaws of grinning sugar-skulls. Whatever form they take, their manufacturers all make the same dubious, obliquely comforting claims about viroids. He’s thought to escape the sameness, perhaps discover something of beauty or passing interest, but here there are only masked faces, his fear, the lights.