Virginia has her way.

Slowly and subtly Virginia begins to rock and bounce on top of you. Her face reddens slightly and her breathing gets slightly louder.

“What are you doing?” You ask.

“I’ve decided I’d prefer to enjoy myself and get caught then to let this massive pulsing opportunity go to waste.” As she says this she lets out a squeak of pleasure and bounces once visibly.

“I don’t want the other girls to notice though.”

“They haven’t noticed yet,” You look around and find she’s right. Everyone is going about their business as if the two of you aren’t doing anything more then chatting. She bounces again, “What do you say?”