Through clenched teeth, a rumble found its way up from his core. Sweat slid between their bodies, lubricating the flesh and raising goose bumbs. In the darkness, their respective primal needs were slowly being satisfied by fang, claw, and stamina. Ancient beings they were, but unlike other urges, this one couldn't be quelled with sheer will power alone. No, they danced in horizontal and vertical rhythyms to tempos beat out by their thudding hearts. Tonight they shook the midnight earth with their desires.