Spoiled Brat
She knew what they thought of her. She wasn't stupid, after all. She knew Dawn was convinced that she was evil incarnate. Giles thought she was a spoiled brat (and truthfully, she was). Xander couldn't see how Willow could be anywhere near her after -
Well. Just after. No need to go into ancient history.
She didn't care about any of that. She had Willow, and all was right in her world. She could ignore the whispers, the pointed comments, the glares, the stares, the unspoken threats of violence.
They meant not a thing to Miss Kitty Fantastico.
Relax
He'd fought her as hard and viciously as he'd fought any demon, never once giving an inch without making her pay dearly. It was good, though.
She would have despised him if he'd said yes. She would have used his own knives on him and rubbed salt in the wounds to punish him.
This way, with Giles glaring death at her, she knew he wasn't a lecherous old prick. Tied naked to the bed, he was hers to play with, hers to hit, hers to fuck, hers to own.
Fondling his cock, Faith smiled, saying, "Relax. We're five by five."