"What just happened to your skin?" Stephanie asked, staring at Sarah's arm, which was now pale white. It was just as pale white as Stephanie's, in fact.
Sarah continued to look puzzled. "Stephanie, what the fuck is wrong with you? There's nothing wrong with my skin, but there is definitely something wrong with you."
Suddenly, Stephanie felt another splitting headache. And when it passed, she looked up at Sarah and got another shock. Somehow, Sarah was gaining aspects of her. Fortunately for Stephanie, however, she remained the same. She wasn't losing aspects of herself to other people. Instead, it seemed that other people (in this case - Sarah) were taking on aspects of her, like they were mimicking her or something.
"What?" Sarah asked.