A/N: from the kink alphabet; animalistic behaviour (snarling, biting, claws)
"Kurama..." Hiei spoke lightly, running his fingers through the shimmering silver tails, "are you alright now?"
Snapping his jaws, Kurama twisted, claws digging furrows into the ground, tails lashing in anticipation. He snarled, wrinkles along his nose, sharp teeth leaking saliva as he fought to keep still. Hiei's hands stroked his fur, pulling his tails harshly, poking at the sensitive hole beneath.
"Are you still sure this is what you want?"
Kurama gnashed his teeth, growling low in his chest. He was tucking his front paws beneath his chest, raising his hips, letting Hiei see his pulse. Presenting himself as a bitch in heat. Panting, tongue lolling from his mouth. 'Please' his body screamed. And Hiei smiled, pulling the white paws into his hands, effectively pinning his mate and chuckling. "Like a true fox, you let me mount you," he murmered, biting a furry ear, pulling the many tails that stung his chest. "Pretty fox..." he whispered, "I love you..."