Percy's lips parted. Breathing was getting too hard to do with Cass' mouth creating havoc with his body. Pleasure ran through him, until all his blood was pooled in his cock.
It was intoxicating, making him feel dizzy, but in a good way. Nothing else mattered at this instant but the two of them. He brushed the corner of Cass' mouth with his thumb, smiling down at him, or trying to, but his mind wasn't working properly, too busy thinking about words like more and close and wonderful.