She caught the look from Clark. Kara liked Lois, a lot, but she wasn't as...attached as Clark was. Lois was her friend, and she didn't want to see her hurt, but the demon using her mouth to talk annoyed her more than anything.
At least Faora hadn't been this annoying, that she knew of. "Just." she said, holding up her hand to the demon. "Stop talking, it makes me want to be sick less." because Lois having fun with Clark was something she never wanted to think about. Ever.
Her eyes narrowed, a smile coming over her face. She sort of figured the demon would just get away, but she opened her moth anyway, and began to speak the exorcism in Latin. Latin? Easy to learn. At least for them.