Rurik felt a little guilty that he didn't pay attention to Kai's sex, but then he'd been overwhelmed with his own feelings, the sensations, the newness of it. He'd get better. Next time, he'd take care of Kai's needs, as well as his own.
"Mmm. incredible, as ever, lover." he murmured, nuzzling Kai's shoulder. "Feed, if you have need. It will only intensify things for me."