" I need to talk to you in private,” I said to Rosie. She looked at me very directly. “I don’t think there’s anything we need to say in private.” This seemed odd. But presumably she and Stefan shared information in the same way that Gene and I did. He had accompanied her to the ball. “I was reconsidering your offer of sex,” I said. Stefan put his hand over his mouth. "

― Graeme Simsion , The Rosie Project (Don Tillman, #1)