"I had a feeling you might," Percy answered, smiling, "and you truly are." It had nothing to do with the sex, although Percy had learnt to appreciate sex with Cass, so maybe it had something to do with sex, but the larger part had to do with Cass himself.
Percy decided that he had spent enough time thinking. He kissed back while he began to stroke Cass. His hand moved slowly as first, afraid that he might hurt Cass, and then went faster while he bucked into Cass's fist. "Too long-"