Both of them or nothing.

"Well," Rose said coyly, "I think I'd get awfully jealous knowing your cute mouth was pleasuring Mike while I was bored and horny on my own. Yes," she said reaching out and brushing a finger along Amy's jaw, "I think that if you're going to go down on one of us, you should go down on both of us. Don't you think that's fair?"

Amy swallowed hard. Rose was beautiful, and she had been curious about experimenting with women, but this was all happening so fast!