"I just thought, well, I do like ladybugs and it's probably the only way I'll wear something red." Red was too flashy a color, not just because Bianca was shy. Her hair was red and she didn't think it wise for a redhead to wear red and have the various shades be in competition. "I'm a bit nervous about going, but I'll have my camera so it should be too- oh! Look at these wings1" Bianca immediately found a cute pair of ladybug wings and went right for them.
It was helping. Focusing on shopping for a costume was helping her to not think about the terrible dream. Nightmare. Because now that she knew other people had had them, she'd begun to discount the possibility that it was a vision instead. Just a terrible nightmare.